... , anti-scratching and anti-slip *Finish: HA Type II *Waterproof: IPX7*Switch: Tail cap switch *Modes: Max-Mid-Min-Strobe-SOS *Battery: 1PCS ... *Circuit efficiency: 85% *Size: L135mm*D36mm*26mm Operation: *Press tail switch for turning light on/off. *With the light turned on ... , gently press (no click) the forward tail switch, the brightness level will switch between five modes (Max,Mid,Min,Strobe,SOS ...