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Bluetooth devices , such as wearable devices with built-in lithium polymer battery 3.7V

60 % of buyers enjoyed this product!
In stock
Price: US $9.00 Sale Price: US $6.30
45 days Money back
45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
On-time Delivery
On-time Delivery
Guarantees: On-time Delivery 60 days

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if you need to customize the size of your battery,

contact us, we can customize according to your requirements.thank you

Product description:

  1. Batteries Type : 403450 3.7V 700mAh
  2. Combination way : 1S1P
  3. Voltage Capacity : 3.7V 700mAh
  4. The main protection functions: over charge, over charge, over current, short circuit , balance and other functions
  5. Applications: Portable speakers, emergency lights , Bluetooth devices, wearable devices, portable medical devices , consumer electronics , etc. ;

Battery parameters

No.

Project

Parameter

1

The nominal voltage

3.7V

2

Rated Capacity

700mAh

3

Standard continuous discharge current

0.2C/140mA

4

Maximum continuous discharge current

1C/0.7A

5

Operating Range

3~ 4.2V

6

Charge Mode

4.2VConstant current

7

Charging current

0.7A

8

Charging Temperature

0~ 45

9

Discharge temperature

-20~ 60

10

Overcharge protection voltage

4.3 0.025V / per string

11

Over-discharge protection voltage

2.5 0.05 V / per string

12

Over-current value

2~ 4A

13

Finished Dimensions

4.2 * 34 * 51mm

14

Finished battery internal resistance

190m

15

Finished battery weight

20g

16

Lead Model

UL3239/20 #,Length 50mm

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Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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