XP-G2 white Cree(R) LED provides up to 250 lumens; Adjustable spot-to-flood beam by twisting lens ring; Generation 2 lens projects uncompromising spot and flood beam; Additional .5 watt Nichia red LED with diffuser lens for close vision or night vision; 5 lighting modes satisfy different lighting needs: white LED–high, medium and low; red LED–on and 2 Hz flashing; Runs on either included Li-Pol rechargeable battery pack (included) or 3 AAA batteries (not included); Direct plug to recharge battery pack by micro USB; LED indicator on recharge battery pack displays charging status; Circuit protection prevents battery from overcharging or over-discharging; Slim, compact design; Dustproof and water-resistant (IP64);