Battery: Built in 2000mAh 18650 battery. Light bulb : 1 LED main light+4 11 LED white light+4 6 LED warm yellow light -4 4 LED warm orange light. Six gears : Main light strong - Main light weak - Main light flash -44 LED white light -24 LED warm yellow light -16 LED warm orange light.Press and hold any gear to turn off.
