Rotary switch: the professional mechanically head twist switch offers high reliability underwater. Screw the light head tightly to turn on the light, unscrew the light head to turn off the light. It's very easy to operate.
SAFETY AND RELIABLE: Mechanical twist switch, more safe and reliable. Open before launching and close after landing.
DEPTH RATED 150 METERS: Aluminum alloy material, light weight, anti-corrosion; Two sides coated toughened glass with high water pressure resistance under deep water, the depth rated to 150meters.