Features: 1.LATEST TECHNOLOGY: Equipped with the latest technology and premium materials, the star projector light projects vivid moons, free flowing northern lights and twinkling stars to help adults relax after a stressful day and motivate children's curiosity about the universe and planets. 2.MULTIPLE PROJECTION EFFECTS: With 15 Northern Lights colors and 60 projection effects, the projector lamp offers amazing and beyond expected versatility with 3 projection lenses designed for projecting stars, different colors of Northern Lights and moon, either simultaneously or individually. 3.REMOTE CONTROL: You can easily adjust the Northern Lights color, Northern Lights flow rate, projection mode, brightness, etc. with the remote control or buttons on the projector, which is easy to operate. 4.AUTOMATIC TIMER AND BRIGHTNESS CONTROLLER: Projector light will automatically turn off according to your preset timer (after 1, 2 or 4 hours) and there are 5 brightness levels (20%, 40%, 60%, 80% and 100%) that you can adjust accordingly to avoid disturbing your child's sleep. 5.MUSIC SPEAKER: Northern lights projector light has a built in Bluetooth speaker and is upgraded to HiFi sound quality for cleaner sound quality and more stable connection, perfect for interacting and exploring with family, friends and kids. 6.VOICE ACTIVATION: After activating the sound, the stars and Northern Lights will move and change rhythmically to the music beat, breaking the monotony of daily life (Language activation needs to be in Bluetooth mode). specification:Item Type: Northern Lights Projector Light Material: ABS Color: White Remote Control Battery: 2 x AAA (Without) Light Effect: 15 Kinds of Northern Lights Color Options and 60 Kinds of Combination Effects LED Light Source: Northern Lights 1 x 4W , Moon 1 x 3W Single Point Laser Power: Less Than 1mw Power Consumption: 7?10W Projection Area: 215?861 Square Feet (20?80 Square Meters) Adjustable Northern Lights Flow Rate and Noiseless Motor Design: There Are Four Available Flow Rates: Fixed, Slow, Medium and Fast. You Can Easily Set The Northern Lights to Stationary Or Adjust The Flow Rate for Different Projection Effects 5 Brightness Modes and 1H, 2H, 4H Timers: Choose From 5 Brightness Levels (20%, 40%, 60%, 80% and 100%) and Adjust The Timer to Automatically Turn Off After 1, 2 or 4 Hours PackageList:1 x NorthernLightsProjector Light 1 x Remote Control 1 x Data Cable 1 x Instruction Manual