HOTTEST DEALS FOR MOM

Deals on TVs, laptops, tablets and more.

Shop the deals ›


"4 Port Usb Car Adapter With Car Battery Tester"

364 items
View:
Automatic - Car Adapter and Car Apps (2nd Generation) - White - Left
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: RL-20200-0A
  • SKU: 5406029
Compatible with most 1996 or later hybrid, gas- or diesel-fueled vehicles sold in the U.S.; driving feedback with audio clues; parking location log; Trip Timelines
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$99.99
Belkin - AC750 Dual-Band Wireless-AC Router with 4-Port Ethernet Switch - Black - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: F9K1116
  • SKU: 7478383
Data transfer rates up to 733 Mbps; USB port; auto detecting
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$79.99
Belkin - Dual Car Charger - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: F8J109btBLK
  • SKU: 4859660
Compatible with most USB devices; Plugs into any car power outlet; Ultra-compact; 10 Watts/2.1 Amp per port; Includes separate 4 Lightning to USB cable; 2 powered USB ports
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$21.99
On Sale
Save $8 (Reg. $29.99)
Insignia™ - 4-Port USB Wall Charger - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: NS-MAC4U4NW
  • SKU: 8851631
Compatible with most smartphones, tablets, e-readers, MP3 players and other electronic devices; charges 4 devices simultaneously; 180° folding plug; low-profile design; built-in auto sensing
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$29.99
Insignia™ - Micro USB Car Charger for Select Samsung Mobile Devices - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: NS-MCB55S
  • SKU: 5690024
Compatible with select Samsung micro USB-enabled cell phones, tablets and other devices; 12W of power; 2.4-amp output; power-indicator LED
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$24.99
Zubie - In-Car Wi-Fi and Vehicle Monitoring Device - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: GL700C
  • SKU: 4365302
Compatible with most 1996 vehicle models and later with an OBD ii port; downloadable Zubie app; vehicle health monitoring; real-time GPS; Verizon 4G LTE-powered in-car Wi-Fi
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$79.99
On Sale
Save $20 (Reg. $99.99)
IOGEAR - Bluetooth 4.0 USB Micro Adapter - Green - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: GBU521
  • SKU: 5559535
Compatible with most PCs; allows connection of up to 3 Bluetooth devices; supports A2DP technology
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$12.99
On Sale
Save $7 (Reg. $19.99)
NETGEAR - N900 Dual Band Wireless-N Router with 5-Port Gigabit Ethernet Switch - Black - Angle
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: WNDR4500-100NAS
  • SKU: 3219043
Up to 450 Mbps data transfer rates; USB sharing; guest access
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$89.99
Insignia™ - 17W Vehicle Charger with 2 USB Ports - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: NS-M657D
  • SKU: 5386012
Compatible with most USB-enabled devices; 17W output; 2 USB ports
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$24.99
Insignia™ - 15W Vehicle Charger with Micro USB Cable and USB Port - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: NS-PMC55
  • SKU: 5385022
Compatible with most micro USB- and USB-enabled devices; 15W output; charges up to 2 devices at once
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$29.99
Belkin - 4-Port USB 3.0 Hub - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: F4U058TT
  • SKU: 8951041
Compatible with most USB 3.0- and 2.0-enabled devices; works with Windows operating systems; backward compatible with USB 2.0; auto speed sensing; fast data transfers; plug-and-play operation
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$49.99
JVC - Built-In Bluetooth - Apple® iPod®- and Satellite Radio-Ready - In-Dash Receiver with Remote - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: KWR920BTS
  • SKU: 4768801
Apple iPhone®-ready; USB port; auxiliary input; preamp outputs; subwoofer output; compatible with MP3 format
Kenwood - CD - Built-in Bluetooth - Apple® iPod®-Ready - In-Dash Deck with Detachable Faceplate - Multi - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: KDC-BT365U
  • SKU: 4738700
Front USB and auxiliary inputs; 2.5V front, rear and subwoofer preamp outputs; plays back MP3 and CD formats
$109.99
On Sale
Save $10 (Reg. $119.99)
Sony - CD - Built-In Bluetooth - Satellite Radio-Ready In-Dash Receiver with Detachable Faceplate - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: MEXN5100BT
  • SKU: 3841047
Apple® iPhone®-ready; Bluetooth; NFC (near-field communication) technology; USB input; plays back CD-R, CD-RW, MP3, WMA and AAC formats
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$119.99
Insignia™ - USB Vehicle Charger - Black - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: NS-DC1U2N
  • SKU: 5689185
Compatible with most USB-enabled devices; 12W of power; 2.4-amp output; folding blades; power-indicator LED
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$19.99