Features: 1:M key can switch between three different lights and colors, free projection lamp can create a variety of romantic feelings and can rotate 360 degrees projection. 2:Long press the M button to adjust the brightness steplessly and adjust the brightness you want. 3:Toggle the partner switch, the brightness of the light is 100%, the brightness of the light is 50%, the light is turned off the second time, and the light is turned on the third time, the brightness is 100%. 4:Bluetooth models can be controlled remotely and more easily. When the ON file is turned on, it will issue a beep to enter the Bluetooth search state. If there is no device pairing for a few minutes, a beep will be issued to turn off Bluetooth and the projection lamp will be turned on normally. Regular Function:The projection lamp can switch lights, and the vibration induction night light. Bluetooth Function:The projection lamp can switch lights, and the vibration induction night light.With remote control function. Tips: For the first use, it is recommended to charge for 3-6 hours. When the product does not play music, the Bluetooth function will automatically turn off after ten minutes to save power. This product comes with over-charge and over-discharge protection. This product is not suitable for children under 14 years of age. When not in use for a long time, it should be fully charged and turned off to store the product, and supplemented every 3 months. When the battery is low, it will affect the use of Bluetooth audio and lighting functions, please charge in time. Please keep this product away from strong magnetic fields and electric fields. Specification: Style:White Dog/Pink Pig. Material: Plastic,ABS. Season: Spring, Summer, Fall, Winter. Package Included: Regular Included: 1pcs Charging cable. 1pcs transparencies. Bluetooth Included: 1pcs Charging cable. 1pcs transparencies. Size Charts: Length * Width * Height=12*12.3*15.4cm/4.72*4.84*6.06inch. Please Note: 1. Please allow 1-3cm error due to manual measurement. 2. Please understand that colors may exist chromatic aberration. Thanks for understanding