Specifications of Lithium Battery for Laser Partical Counter:

Combination way: ICR18650-4S2P;  
Rated Voltage: 14.8V;
Rated capacity: 4400mAh;
Standard discharge continuous current: 0.2C;
Max discharge continuous current: 1C;
Working temperature: charge: 0~45℃/discharge: -20~60℃;
Product size: MAX 19.7*71*147.3mm; 
Product impedance: ≤280mΩ;
PCM: IC-S8254AAJ+MOS-AO4435;
Lead model: UL1007/20#, length: 50mm;          
Protection parameters:
   Overcharge protection voltage/each serial: 4.28±0.025V;
   Over discharge protection voltage: 2.4±0.08V;
   Over current: 15-26A