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Cell Type:Samsung  Li-ion Battery  18650   3.7V  1500mAh

Battery Pack:18650 4S2P

Nominal Voltage & Capacity:14.4V 3000mAh

PCM:This battery pack applied special designed protection circuit: 

Over charge, Over discharge, Short circuit and over current protection.Prevent battery from fire and explosion.

Protection IC:

The protection IC with real time detection function: over charge ,such as over discharge ,over current and short circuit protection. It ensured battery security and stability.

MOSFET:MOSFET is the auto switch, which keeps the voltage in a stable range.

Battery specification

Specification
1	Nominal capacity	14.4V
2	Rated capacity	1500mAh(15C discharge)
3	Continuous working current	=45A
4	Over current protection	90-112.5A(adjustable)
6	Over charge current	4.25±0.025V/CELL(adjustable)
7	Discharge current	2.50±0.05V/CELL(adjustable)
8	Charge mode	CC ~ CV
9	Maximum  Voltage	16.9-17.1V
10	Charge current	0.2C-0.5C
11	Temperature: charge	0~45??45~85%RH
12	Discharge	-20~55??45~85%RH
13	Storage Temperature	1 month	-20~+55??45~85%RH
		3 months	-20~+45??45~85%RH
		1 year	-5~+20??45~85%RH
15	Weight	=420g