Basic product parameters:Material: aluminum alloy+ABS Switch: double switch (head+tail) Induction mode: press and hold for 3 seconds to open the induction mode Power supply mode: 3 * 3.7V 18650 lithium battery Charging mode: C-type charging interface Charging voltage: 5V-2A Power output: support 5V-1A power output, which can be used as a charging bank Waterproof grade: IP65Indicator light: press and hold the main light switch for 3 seconds to turn on the sensing mode, the blue sensing indicator light is always on, and the four white LEDs in the battery box display the power level Charging indicator: the indicator lamp jumps from the bottom to the top, and always lights up when the corresponding percentage is charged. Discharge indicator: the four indicators turn off in turn. When the battery power is lower than 10%, the last indicator flashes.Packages:1*headlamp