Description: APP control:Tuya and smart life APP can be used to remotely control the devices.The Projector is compatible with Alexa and Google Home Assistant, allowing you to use the voice control it.Giving your hands free.After obtaining the permission, you can switch, set the timing and the delay switch. Support voice speaker control:After conect the APP:simple to send a voice command to get it to work,saying "Alexa, turn on the projector", change the color to green, set the brightness to 50% Multi-Function Design & Timing Fuction:To bring a romantic night,There are many functions Adjust brightness Adjust the speed of Nebula Adjust star breathing Time Fuction NoteThe timer option is more energy-efficient Never worry about forgetting to turn off the star projector lightsYou can realize the timing function through the APP in wifi mode. Perfect Gifts:The Star projector is suitable for bedroom, birthday, party, Wedding, Room decor, children's day, Christmas, Anniversary gifts, It creates a wonderful and starry atmosphere help children stimulate their curiosity, imagination, creativity. Also Perfects for indoor decoration as an ocean wave projector, romantic mood light, night lamp, and bedside lamp. Specifications: Product Name: Smart Star Projector Input voltage (V): AC 220 V (±10%) Working&Storage temperature:Operating:-10-40 RH80% Storage :-20-70 RH80% App support version: Apple ios8.0 version, Android 4.1 or higher version Light source: Reid Certificate: FCC, CE, RoHS, FDA Device Sharing: A.the main account: 1. Share access to other users; 2. Manage sub accounts B.the sub account: 1. After obtaining the permission, you can switch, set the timing and the delay switch. Switching mode: Bluetooth, manual button, wifi Radio Technology:IEEE 802.11B/G/N Bluetooth 4.2 Emission color: RGB Product net weight: 0.5kg Compatible devices: Amazon AlexaGoogle Home,Yandex Alice Power cord length: 1.8m Shell material: flame-retardant V0 ABS Laser color: green, 515-520 Nm, blue, 450 Nebula color:Colorful,450nm