-Press the “Smart” button to enter smart mode, tilt your head to turn on the light, and looking up you can turn off the light, release your hands and press again to turn off -Press the “sensing” button to enter the wavy sensing mode, wave your hand in front of the sensor, you can turn the hat light on and off at any time, and press again to turn it off -Press the “Normal” button to turn the light on and press again to turn it off -This mode is always on -DC charging interface is used for charging, and the light can be charged by car, mobile power, various digital products and mobile phone chargers -When the three battery indicator lights flash one by one, it indicates charging -When three battery indicators are lit simultaneously, it indicates that the battery is full Package Weight: 64g Package Dimensions: 11cm x 16cm x 3.5cm28