The Cyclops Revo X-15 features integrated Power Bank to charge portable devices; trigger switch with slide lock; ergonomic rubberized grip; USB rechargeable; Cree XHP50.2 super bright LED (total 36W). Includes Lanyard with emergency whistle. Color ReVO Output 1500 Lumens Series X-15 Bulb Type Cree LED Switch Type Trigger Switch w/Slide Lock Battery Size 18650 Li-ion Rechargeable Filter Color Clear/Red Rechargeable Yes