LED battery capacity display; Waterproof: IP65; Long press the blue button in the left for 2 seconds to enter Low mode press again into Hi mode then into Fast strobe and SOS mode (the mode will cycle); Continuously press twice into fast strobe till it's off; Long press the right button slowly into custom low brightness (cycle) under low mode in this mode press two seconds into the fast strobe mode; Long press the right button slowly into custom high brightness (cycle) under high mode in this mode press two seconds into the fast strobe mode; Ideal for outdoor operations camping search and rescue etc