Bedroom rotating night, 360-degree rotating sky projector desk lamp Describe Battery: 1200mHh Charging time: 2-3 hours Use time: 4-5 hours for white, 3-4 hours for colorful, 2-3 hours for Bluetooth Power: 1W Input voltage: 5V-1A" Product material: ABS Size Product size: 110*110*150mm Color box size: 12*12*16.5cm Product accessory details Charging model: Product X1 Data cable X1 Manual X1 projection film X3 projection film X3 Music box and Bluetooth models: product X1 data cable X1 manual X1 remote control X1 projection film X3 projection film X3 Film content: universe/Christmas/ocean Product instructions Charging indicator light: the indicator is on when charging, the indicator is on when the red is fully charged, and the indicator is on green Discharge time: 5~6 hours for white, 4~5 hours for colorful Key operation: button: long press the button for 2 seconds to turn on/off, the is on to indicate that the power is on Timing button: lightly press the timing button to set the timer, the timer duration is 30 minutes, and it will automatically shut down 30 minutes Music key: Long press the music key to turn on/off the music box, lightly press the music key to turn on/switch to the song. the pairing is, it will be turned off automatically within half an hour.