Helmet hooks set for head lamp #MS-126 II 2GD EEx ia IIC T4 Can be carried either on the head or any kind of helmet. - Lighting by 3 high performance White LEDs. - 2 lighting levels (High: 3 LEDs on or low: 1 LED on). - Adjustable lamp height angle. - Very light, ABS body. - ATEX certified Categorie 2 (Zone 1) N° TRL03ATEX21005X. - Range: 10 to 15 meters. - Powered by 3 batteries LR03 (AAA). - Autonomy: 150 hours. - Strap: cloth or silicone rubber (for helmet).