Up to 550 lumen output with Osram P8 LED and COB bulbs. Features 5 light modes: P8 low - P8 high - COB low - COB high - Strobe. Wave induction motion sensor activation ideal for easy use with gloves/ carrying tools. Rechargable 1200 MaH Li-ion polymer battery. Type C USB charging cable (included). IPX4 waterproof rating with adjustable headband.