1.Description：
KL5.5LM(A) is designed based on GB7957-2003,< General requirements for safety of cap lamp >, small, light, convenient to carry, long using life, high lighting, maintenance-free, safe and less wasting. etc.
If the main power source is broken or running time is over, slide the switch to another position, the auxiliary power source would provide emergency power for the miners.
The auxiliary power source can provide more than 30 hours.
This light have lithium battery inside, set a protecting circuit for over-charge, over-discharge, over-heat, extending the battery’s using life.
Charging time less than 8 hours. 

2.Main technical parameters

3.Using environment and work condition
a).the environment temperature:-5℃~+40℃
b).the air relative humidity (RH) less than 95%(when the temperature is 25℃) 
c).the atmospheric pressure is between 80 and 106kpa.