Light is ATEX certified for ZONE 0. 100 % waterproof. Made of non-conductive plastic and offers protection as per ESD/EMI/RFI. Compatible with almost every helmet mount and PARASNAP. Rubberized rear switch. Rubberized lamp head. Supplied in blister packaging, batteries included. Requires 4 x AA batteries. Light flux: approx. 120 Lumen. Bright wide: approx. 150 m.