Wireless charging may not be supported depending on the phone model. Please check if your phone supports wireless charging before use. Charging is not available when the cell phone case is metal or too thick. Please remove the case before use. Don't put other objects between the device and the product as it may interfere with proper charging. Charging indicator: With the built-in charging indicator next to the USB port, you can easily check the current charging progress for safety. During charging, the indicator lights up in blue and when charging is complete, the indicator lights up in white. When there is error, the white and blue LED lights up alternately. Please adjust the charging location. Adjustable angle: With the LED bar that can be adjusted up to 180°, adjust the angle in the desired direction and enjoy different modes of lighting. The LED bar can also be used as a phone stand. Safe to use: With additional features including overvoltage protection, overheat protection, foreign object detection, temperature detection, and anti-slip rubber pad, protect your smartphone and use the wireless charging function without worrying about damage or harm. Nightlight: With the nightlight that has the 3-level adjustable brightness in high, medium and low, set the brightness to the desired level with a single touch using touch control for efficiency and comfort. In the evening, set the brightness to the lowest level for a good night’s sleep. Fast wireless charger: Supports up to 15W fast wireless charging (5W/7.5W/10W/15W), 2 times faster than normal charging. Available in 3 colors: Wood, White and Black.