KM-758 emergency lamp Use the turn round switch, can free control the led light. With ... hours in super-bright state.;e. Use the turn round switch, can free control the led light. With ... full charing time: 14 hours. b. Push the switch to the position of spotlight, 7 spotlight lighting, middle ... position if floodlight, 28 led will light, turn the rotary switch, adjust the led brightness .c. In the ...