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  • Model: TC40K-A
  • SKU: 5260115
Compatible with most cell phones, e-readers, MP3 players and other devices featuring a USB or micro USB port; built-in micro USB connector; 0.7- to 2.1-amp input; Ultra-thin; precharged
$44.99
Clearance
Save $5 (Reg. $49.99)
Original Price:

The price at which Best Buy first offered this product for sale on 05/04/2014.

Intermediate markdowns may have taken place since that date.

Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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Rating Breakdown

58%
(27 Reviews)
36%
(17 Reviews)
6%
(3 Reviews)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.3
Quality:
4.5
Battery Life/Charge Length:
4.1
  • Model: BLOCK-GREEN
  • SKU: 2708218
Compatible with most mobile phones; dual USB charging ports; rubberized front and back; plastic and rubber materials; ultraportable design; includes a variety of mobile-phone adapters

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$36.99
On Sale
Save $33 (Reg. $69.99)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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  • Model: AL-PCSC-04
  • SKU: 1044174
ALTEC 4000 mAh Power Bank: Compatible with most USB-enabled mobile devices; USB interface; built-in lithium-ion battery; up to 500 hours of standby time; overload protection; soft rubberized finish

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$29.99
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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  • Model: AL-PCSC-02
  • SKU: 1044339
ALTEC 4000 mAh Power Bank: Compatible with most USB-enabled mobile devices; USB interface; built-in lithium-ion battery; up to 500 hours of standby time; overload protection; soft rubberized finish

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$29.99
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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  • Model: AL-PCSC-01
  • SKU: 1044101
ALTEC 4000 mAh Power Bank: Compatible with most USB-enabled mobile devices; USB interface; built-in lithium-ion battery; up to 500 hours of standby time; overload protection; soft rubberized finish

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$29.99
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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  • Model: 43R1967-AA
  • SKU: 1305447354
4000 mAh - Lithium Ion (Li-Ion) - 10.8 V DC
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$94.65
On Sale
Save $25.34 (Reg. $119.99)
  • Free Shipping
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  • Model: BLOCK-GREEN
  • SKU: 1310742277
Compatible with most mobile phones; dual USB charging ports; rubberized front and back; plastic and rubber materials; ultraportable design; includes a variety of mobile-phone adapters
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$48.55
  • Free Shipping
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  • Model: BLOCK-BLUE
  • SKU: 1311489287
Compatible with most mobile phones; dual USB charging ports; rubberized front and back; plastic and rubber materials; ultraportable design; includes a variety of mobile-phone adapters
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$36.24
  • Free Shipping
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  • Model: BLOCK-PINK
  • SKU: 1310830493
Compatible with most mobile phones; dual USB charging ports; rubberized front and back; plastic and rubber materials; ultraportable design; includes a variety of mobile-phone adapters
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$43.16
You may compare up to four items at a time.

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  • Model: E96BP-2
  • SKU: 2737845
2-pack 1.5V AAAA alkaline batteries
$1.99
Clearance
Save $4 (Reg. $5.99)
Original Price:

The price at which Best Buy first offered this product for sale on 02/08/2005.

Intermediate markdowns may have taken place since that date.

Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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Rating Breakdown

70%
(23 Reviews)
27%
(9 Reviews)
3%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.3
Quality:
4.3
Battery Life:
4.3
  • Model: A23BPZ-3
  • SKU: 2760593
Ideal for use with vehicle keyless entry modules, garage door openers and Bluetooth devices; 12V; 65 mAh

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$3.99
On Sale
Save $1.50 (Reg. $5.49)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

You may compare up to four items at a time.

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Rating Breakdown

78%
(102 Reviews)
16%
(20 Reviews)
5%
(6 Reviews)
0%
(0 Reviews)
1%
(1 Review)
Value for Price:
4.1
Quality:
4.7
Battery Life:
4.5
  • Model: 815-8CTF2
  • SKU: 2364111
Alkaline chemistry; AA batteries; 8-pack

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$3.99
On Sale
Save $1 (Reg. $4.99)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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Rating Breakdown

64%
(629 Reviews)
29%
(284 Reviews)
6%
(58 Reviews)
1%
(5 Reviews)
0%
(3 Reviews)
Value for Price:
4.5
Quality:
4.4
Battery Life:
4.3
  • Model: L91BP-8
  • SKU: 5320814
Long-lasting power; performs at extreme temperatures (-40 degrees F to 140 degrees F); lightweight
$12.99
Clearance
Save $8.99 (Reg. $21.98)
Original Price:

The price at which Best Buy first offered this product for sale on 11/15/2003.

Intermediate markdowns may have taken place since that date.

Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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Rating Breakdown

84%
(169 Reviews)
16%
(32 Reviews)
0%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.4
Quality:
4.8
Battery Life:
4.9
  • Model: EA91BP-8
  • SKU: 9064674
8-pack AA lithium batteries; for use with most electronic devices that require AA batteries
$9.99
Clearance
Save $8.50 (Reg. $18.49)
Original Price:

The price at which Best Buy first offered this product for sale on 10/05/2008.

Intermediate markdowns may have taken place since that date.

Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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Rating Breakdown

81%
(55 Reviews)
18%
(12 Reviews)
1%
(1 Review)
0%
(0 Reviews)
0%
(0 Reviews)
Value for Price:
4.4
Quality:
4.9
Battery Life:
4.9
  • Model: 824-8CTF2
  • SKU: 2362131
Alkaline chemistry; AAA batteries; 8-pack

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.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

$3.99
On Sale
Save $1 (Reg. $4.99)
Free Shipping on Orders $35 and Up

Minimum purchase of $35 on eligible products required. Excludes select Best Buy Marketplace items, digital items, scheduled delivery items and items displaying "In Store Only" message.See full details

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Rating Breakdown

64%
(114 Reviews)
32%
(57 Reviews)
3%
(5 Reviews)
1%
(2 Reviews)
0%
(0 Reviews)
Value for Price:
4.5
Quality:
4.4
Battery Life:
4.4
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