1Watermark: The remote control can control the color of the watermark, the speed of the watermark, and the pattern of the watermark. The water pattern has four colors: red, white, blue, and green. 2Multi Mode: Skylight projector has pattern mode, BT mode, water pattern single control, lottomr single control, selection mode, timing function. 3USB Power Supply: The lamp body can be inserted into a U disk or connected to BT to play music, can control the brightness, can control the music volume, up and down, pause, BT off/on, switch, USB data cable power supply. 4Multi Function: The star projector night light is combined with the night light, which truly realizes dual use of one lamp. Any mobile phone or other device can be connected when BT is turned on. 5Perfect Gift: The star sky projection night light can be projected on the ceiling and wall. This is a cool gift for kids, lovers, friends and family. Item Type: Star Projector Night Light Material: Acrylic Weight: Approx. 473g / 16.7oz Size: Approx. 6 x 10 x 13 / 2.4 x 3.9 x 5.1in Output Voltage: 5V/2000MA Product Power: 2 x 4W Power Supply Mode: USB Cable Power Supply Music Mode: U Disk, BT Working Temperature: 14F ~ 104F (-10~ 40) Projection Coverage Area: 161 ~ 538 ft (15 ~ 50) Lottomr Power:1 x Projection Lamp 1 x USB Data Cable 1 x User Manual 1 x Remote Control(Battery Not Included)