Plug-in type: usb plug-in use (power off stop), small night lamp + projection + rotation +6 picture. No music
rechargeable: usb charging (built-in lithium battery), small night lamp + projection + rotation +6 picture. No music
charging Music Box: usb charging (built-in lithium battery), small night lamp + projection + rotation +6 picture. With metal rotating clockwork music box pure music one song. (Rotating clockwork stops, music stops)
charging Bluetooth: usb charging (built-in lithium battery), small night lamp + projection + rotation +6 picture. With Bluetooth function, you can connect to your mobile phone Bluetooth to play music. With remote control function.