[China] Venas 40W Input 220VAC Output 36-42VDC input AC 100-277V Explosion Proof Driver

Features

The battery pack has a built-in protection plate to prevent
 it from over-charging and over-discharging.
• The battery could be replaced in field.
• Microcontroller logic control technology to achieve
 self-diagnose.
• High efficiency up to 90%.
• Protection : Short circuit/ over current/ over voltage.
• Compatible with all kinds of light fixtures.
• Battery and control compartments are stuffed with glue
 to protect the components inside from high temperature.
• Built-in constant current limiting circuit.
• High reliability.
• Compliance to worldwide safety regulation for lighting.
• Emergency function is available whether switch is at ON
 or OFF state.

this driver don't have individual certificate. It has certification only when go along with our R/RL series explosion proof light.