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China Best Brand 18650 Rechargeable Li-ion Batteries High Capacity For Flashlights Supplier

China Best Brand 18650 Rechargeable Li-ion Batteries High Capacity For Flashlights Supplier

KAYO Battery are all rechargeable batteries, all are best rechargeable batteries.With the cycle time 500 times for li-ion battery and 2000 times for lifepo4 battery! All of our battery are with PCB to protect over charging and discharging! All of our rechargeable batteries are with CE ,RoHS...

Description

KAYO Battery are all rechargeable batteries, all are best rechargeable batteries.With the cycle time

500 times for li-ion battery and 2000 times for lifepo4 battery!

All of our battery are with PCB to protect over charging and discharging!

All of our rechargeable batteries are with CE ,RoHS certificate!

Please find below for the details spec

Items

Parameter

Battery model

lithium ion battery 12v

Nominal voltage

12V

Minimum capacity

20AH

Charging voltage

4.2V

Discharging cut-off voltage

3V

Per Standard charging

0.2C /4.2V

Per Max charging

1.0C /4.2V

Per Standard discharging

0.2C/3.0V

Per Max discharging 

continuous discharge

1.0C/3.0V

non-continuous discharge

2.0C/3.0V

Per Shipment voltage

≥3.85V

Per Battery pack impedance

≤80mΩ

Operating temperature 

Charging:    0°C ~ 45°C

Discharging: -20°C ~60°C

Storage (At 50% SOC and specified temp, 

-10℃~25℃

(12 months ≥85% )

recoverable capacity in % vs time )    

-10℃ ~45℃

(6 months  ≥85% )


-10℃~55℃

(1 month   ≥90% )


20±5℃ is the recommended storage temperature

Visual Inspection

There should not be any remarkable scratches, cracks, 

bolts, cauterization, deformations, swelling, leakage 

and so on the surface of the cell.

Reference standard

GB/T 18287-2013,IEC/EN61960, UL1642

more pictures for your reference

14.8V 12800mAh.jpg

14.8V 12800mAh01.jpg

18.5V 5000mAh.jpg

Welcome to buy the quality china best brand 18650 rechargeable li-ion batteries high capacity for flashlights supplier from our company. We're one of the leading battery manufacturers and suppliers in China, also supporting wholesale service and customized service. For more details, contact our factory now.

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