Emergency bulkhead Feature The self-check function of the system with annual inspection and monthly inspection. Maintained / Non-maintained, can be used for normal lighting, can also be used for emergency lighting. IP65 protection level. High efficiency LED light source. The brightness reaches 100LM/W. Voltage protection: wide voltage input AC85V-265V. Emergency power is 50% of the main power. Short circuit protection and no loading protection. External test button and three-color LED indicator: Green:Main power;Red: Charging; Yellow: Fault. LED Emergency light Battery: high capacity lithium ion battery with overcharge and over discharge protection. The battery adopts BYD balanced charging scheme keeping the performance of each cell balanced. The patented control circuit used in emergency driver, which makes it faster in conversion and higher in efficiency of inver…