Polymerthe Wearable Device Battery 800mAh 3.7V Rechargeable

Item Specification
*Minimal Capacity(Cmin) 800mAh /2.96Wh
Typical Capacity 824 mAh/3.05Wh
1C discharge Capacity 720mAh/2.66Wh
*Typical Voltage (3.7*1S1P) V
Charge Cutoff Voltage (4.2±0.03*1S1P) V
Discharge Cut-off Voltage (3.0*1S1P)V
Standard Charging 0.2C
Standard Charging Time ≥6h
Charge -10ºC to60ºC
Standard Discharge 0.2C
Discharge -30 to -60ºC
Standard Discharging Time ≥5h
Storage Temperature
-20 to 45ºC 1month recovery≥85%,thickness swelling ≤3%
-20 to 35ºC 6months recovery≥85%,thickness swell ing ≤2%
-20 to 25ºC 12months recovery≥85%,thickness swell ing ≤1%
*Initial resistance ≤ 230mΩ
Allowable Humidity Range 10%~90%
*Pack Voltage (V)(as of shipment, Alternative) 3.60~3.78V
3.70~3.90V
*RT Cycle life(25°C±3°C) 300 cycles
Pack Weight (Approx) ~16g
Size 30*36*7mm

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Model:
TK20
Brand:
FUNPACK

Product Description

Wearable Device Battery 800mAh 3.7V with PCB Polymerthe Lithium-ion Rechargeable Battery

Product Description:
Worldwide approvals and certification of safety standards No development costs, fast time-to-market Life expectancy: Up
to 80% of initial capacity after 500 cycles Smart batteries with numerous features according to the SMB us specification
Rechargeable batteries have built-in high quality PCB board, thermal protectors and circuit breakers, effectively avoiding
the over-charge, and short circuit.

Fun pack will be responsible for replacing the battery against defects or poor workmanship for 1 year from the date of shipping.
Any other problem caused by malfunction of the equipment or unsuitable use of the cell is not under this warranty.

Product Parameters:

Item	Specification
*Minimal Capacity(Cmin)	800mAh /2.96Wh
Typical Capacity	824 mAh/3.05Wh
1C discharge Capacity	720mAh/2.66Wh
*Typical Voltage	(3.7*1S1P) V
Charge Cutoff Voltage	(4.2±0.03*1S1P) V
Discharge Cut-off Voltage	(3.0*1S1P)V
Standard Charging	0.2C
Standard Charging Time	≥6h
Charge	-10ºC to60ºC
Standard Discharge	0.2C
Discharge	-30 to -60ºC
Standard Discharging Time	≥5h
Storage Temperature
-20 to 45ºC	1month recovery≥85%,thickness swelling ≤3%
-20 to 35ºC	6months recovery≥85%,thickness swell ing ≤2%
-20 to 25ºC	12months recovery≥85%,thickness swell ing ≤1%
*Initial resistance	≤ 230mΩ
Allowable Humidity Range	10%~90%
*Pack Voltage (V)(as of shipment, Alternative)	3.60~3.78V
*Pack Voltage (V)(as of shipment, Alternative)	3.70~3.90V
*RT Cycle life(25°C±3°C)	300 cycles
Pack Weight (Approx)	~16g
Size	30367mm

Main Applications
Mainly used forSmart wearable devices, smart watches, Solar glasses, Safety helmet, and so on.

FAQ:
Q1: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality. Customized is available.
Q2: What about the lead time?
A: Sample needs 7-12 days, mass production time needs negotiation.
Q3: How do you ship the goods and how long does it take to arrive?
A: We usually ship by JEC. It usually takes 13-15 days to arrive.
Q4:How to proceed an order?
A: Firstly let us know your requirements or application. Secondly we quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places deposit for formal order. Fourthly we arrange the production.
Q5: Is it OK to print my logo on product?
A: OK, Need customer provide their packaging or we make neutral packaging.