Thank you for purchasing this product. Please read the manual carefully before use, which includes the necessary safety tips and operating instructions. Please follow the instructions to avoid damage due to misuse. Please check if the product is damaged when you receive it. How to Use: 1. Project to the direction of the sky (on the ceiling), ideal for indoor use. 2. Operate as illustrated in the following figure to use the projector correctly. 3. Connect to your smartphone via Bluetooth "HJ-XKD08", so you can play music on it using as a Bluetooth speaker. 4. Use the remote controller correctly, ensuring that the remote controller points to the infrared sensor. Product Parameters Material: Meterial:ABS LED Power: 6W Power Consumption: 7-10WPower Supply: USB DC 5V 2000mAProjection Coverage: 20-80sq.m Working Temperature: -10C -45C Note: 1.Please operate in strict accordance with this user manual. 2.Never disassemble the device and its accessories. 3.Suitable for indoor application ONLY.