1POWERFUL FUNCTIONS: New upgraded projection light, with 10 combination light modes, built in 3 imitation nature music (including insect sounds, water flow, waves) 2BLUETOOTH FUNCTION: Smart Bluetooth can be paired with your phone to play your favorite music, and the lights can dance according to the rhythm of the music. 3LONG RANGE REMOTE CONTROL: Remote control, with 22 keys remote control, The spacecraft sky lamp can achieve 3 to 5 meters/9.816.4ft remote control operation. 4LONG SERVICE LIFE: The spacecraft projection lamp is made of high strength ABS+PC, resistant to fall and wear, stable heat dissipation, environmental protection and pollution free. 5USB POWER SUPPLY AND RGB EFFECTS: USB power supply, easy to use. 40000H service life. The spacecraft projection light has RGB lighting effects, provide cool music experience. Item Type:SpacecraftProjectionLamp Material: ABS+PC Weight: Approx. 393g/13.9oz Size: Approx. 165x101x88mm / 6.5x4.0x3.5in Remote Control Built in Battery: 1 x CR2025 Button Battery 150mah (Included) Rated Power: 4.7W Light Source: RGB Mode Functions: 10 Light Combinations + 3 Built in Music + Smart Bluetooth + Voice Controlled Flash + Remote Timing Power Supply: USB Life: 4000,0 Hours 1 xSpacecraftProjectionLamp 1 x USB Cable 1 x Instruction 1 x Remote Control Manual measurement, please allow some error.