Black Diamond's storm proof head torch for more demanding conditions. This Headtorch has a 450 Lumen max output and is IP67 Waterproof tested to operate at least 1.0 m underwater for 30 minutes. The headtorch has multiple brightness settings, as well as strobe and RGB night vision settings. This is a Dual-Fuel headtorch meaning it is compatible with AAA batteries or the BD 1500 Li-Ion rechargeable battery (sold seperately).