Output: 200 lumens. Advanced focus system - spot to flood. One handed speed focus. Rear tail cap switch. Cycle switch system, touch for maximum, high and low beam. Burn time: up to 130 hours. Dimensions: 135 x 37 mm. Weight: 192 gms. Effective range: 0 - 711 feet. Power supply: 4 x AAA alkaline batteries included.