Please note: Do not use high wattage mobile phone fast charging heads. This product is limited to input voltage: 5V, input current: 1-2A，Please strictly follow the safe input voltage and current when using. Avoid causing damage to the circuit board, battery, or even combustion ※※※Precautions before use: 1. There is protective film on the lampshade, not scratches. Remember to remove it before use. 2. Please use the original charging cable when charging. 3. The induction mode has a light sensing function. If it works in too bright an environment, it won't work very well. 4、Please check the model you purchased before making a purchase. Cold White/Warm White button operation guide: Click once: Turn on the lighting fixture Click twice: Turn on the night sensor function (for use in low light environments) Third click: Turn on all day sensing mode (available day and night) Fourth click: Turn off the light fixture Long press: Adjust brightness