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Description:

3.7V Li-ion rechargeable battery made of 4 PCS of high quality Cylindrical 18650 cell with PCB and polyswitch for full protection 

Cell: 18650 (High quality SANYO/LG/Other Top Brand Korea 18650) 

Capacity: 8800mAh 

Voltage: 3.7V 

Battery Pack: 1S4P 3.7V 2.2AH 

Pack: PVC Shrink tube 

Prewired: 18 AWG open end wire 

Dimensions: (LxWxH)76 x 73 x 22mm 

Weight: 230g (About) 

Technique: 

Charging Voltage: 4.2V CC/CV 

Maximal continuous charging current: 10A(Current can be changed according to the demand. ) 

Over charge protection: 

Over charge detection voltage: 4.28V +/- 0.025V 

Over charge release voltage: 4.08 +/- 0.025V 

Over discharge protection: 

Over discharge detection voltage: 3.0V +/- 0.05V 

Over discharge release voltage: 3.0V +/- 0.05V 

Over Current protection 

Short Protection: 

Exterior Short Circuit and can be automatic recovery 

Temperature: 

Charging temperature: 0 +/- 45 C degrees 

Discharging temperature: -20 +/- 60 C degrees 

Storage temperature: -20 +/- 45 C degrees