China HWJ3.5LM factory and manufacturers

HWJ3.5LM

HWJ3.5LM(A) is a special lighting tool for coal miners underground to wear individually. This

type of mineral lamp is powered by nick land metal hydride electric batteries, and inside the burner

installs the double LED light sources. It is the newest design in our company on lighting, which has

the good points of refine structure, light weight, free of maintaining for storage battery and the life

of LED light source.

Main Technical Parameter

LED main light source parameter
NO		1
Rated capacity (Ah)		3.5
Nominal voltage (V)		3.75
Lighting time (h)		≥ 11
Voltage (V)		3.75
Current (A)		0.3
Illumination Ix	Lighting beginning Lighting hours 11h	1500
		550
Life time (s)		≥ 600
Effective storing period of batteries storage		Half the year
Weight(g)		500