Miner's/Safety Mining Lamp with 4.2 ±0.05V Charge Protective Voltage and 4Ah Capacity
Rated voltage: 3.7V
Rated capacity: 4Ah
Lighting duration (main lamp-house): 17h
Intensity of illumination (main lamp-house): 1,500 and 900 Lux
LED average current:
Main lamp-house: 230mA
Secondary lamp-house: 110mA
Charge protective voltage: 4.2 ±0.05V
Discharge protective voltage: 3.0 ±0.05V
Battery circular life: 500 circle