Led torch low battery indicator type of bulb led range 222 m light output 960 lumen battery types cr 123a 18650 li ion operating time 125 h colour black diameter 25 mm weight without battery 76 g splashproof waterproof max immersion depth 2 m modes steady sos strobe lower low low medium high light colour white shock resistant 2 1 led cree xm l2 t6 power supply button cell rechargeable battery