HOTTEST DEALS FOR MOM

Deals on TVs, laptops, tablets and more.

Shop the deals ›


"Calculation Of Battery Sizing"

Shop Category

10 items
View:
Mattel - Batman V Superman Batman Voice-Changer Helmet - 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: DHY31
  • SKU: 4852406
Integrated voice changer to sound like Batman; eyes light up; adjustable sizing to fit kids and adults; battery-operated design
$28.99
On Sale
Save $1 (Reg. $29.99)
Texas Instruments - 30xIIs Scientific Calculator - 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: 30XIISAP BLUE
  • SKU: 8882048
2-line monochrome LCD; performs a variety of conversions and advanced calculations; displays equation and solution; solar- and battery-powered
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.

$15.99
Sharp - Scientific Calculator - Black/White - 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: EL506XBWH
  • SKU: 3705346
2.44" 2-line, 12-digit LCD with D.A.L. (Direct Algebraic Logic); 469 functions; 6 modes; 8 temporary and 4 formula memory buttons; quadratic and cubic equation solvers; 3 variable linear equation solvers
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
Texas Instruments - TI-89 Titanium Graphing Calculator, Pixel Display - 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: TI-89 Titanium
  • SKU: 6621426
About 188KB user-available RAM; 2.7MB flash ROM; 3D graphing and real-time rotation
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.

$143.99
On Sale
Save $6 (Reg. $149.99)
HP - Bluetooth Wireless Keyboard for PC - 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: K4000
  • SKU: 1763304
Compatible with PC; Bluetooth connectivity; 81 Chiclet-style keys; Android and Windows function keys; scissor-key-switch design; optional number entry; LED power light
$17.99
On Sale
Save $12 (Reg. $29.99)
Texas Instruments - TI-30XIIS Handheld Scientific Calculator - Pink - 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: 30XIIS/TBL/1L1/R
  • SKU: 8839509
Easily scroll, review and edit current or previous entries; see both equation and answer; solar and battery-powered
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.

$15.99
Garmin - Refurbished Forerunner 210HRM GPS Watch - 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: FORERUNNER210HRMREFURB
  • SKU: 1424759
Refurbished
Tracks distance, time and pace; heart rate monitor; 7-activity history; heart rate-based calorie calculation; Auto Pause; Auto Lap; Virtual Pacer; PC connectivity
Casio - Financial Calculator w/ Direct Mode Key - Silver - 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: FC-200V
  • SKU: 9468293
4 Line(s) - 12 Character(s) - Dot Matrix - Solar, Battery Powered - 3.2" x 6.3" x 0.4" - Silver
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
Casio - Printing Calculator - Gray - 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: Hr150tmplus
  • SKU: 9468391
12 Character(s) - LCD - Power Adapter, Battery Powered - 2.3" x 7.8" x 10.8"
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
Texas Instruments - BA II PLUS Financial Calculator - 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: BA II+
  • SKU: 1328968
Time-value-of-money calculations; amortization schedules; cash-flow analysis; 4 depreciation calculation methods; 10 user memories
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.

$33.99