Rated capacity: 4000mAH Rated voltage: 3.2V Rated current: 180mA for primary light source, 60mA for auxiliary light source. Iron Lithium phosphate has the feature:safety ,small size ,light weight,maintenance-free,long life,main source has high intensity,long visual distance,Apolicable to all kinds of mines and coal mines .oil ,chemicals ,warehouse,road transport ,and other security and emergency ...