Single high power 1.8W SMD LED produces extremely bright, white light with an output of 216/100 lumens (high/low) and a working range up to 100m. Three mode push-button for high, low and off settings. Operating time 5/12 hours. Intrinsically safe for use in hazardous locations. Lightweight, tough and durable casing which will sustain high impacts and drops. Adjustable headband attaches to hard hat or head. Light angle adjustable by up to 90° to suit every situation. Built-in gas release vent. Battery compartment secured with screws to prevent inadvertent opening in hazardous area.