Features: Suitable for most App on the market, such as: Smart bracelet, WeChat movement. Supports dual use of power batteries (but not both), including USB cable, plug and battery are not included. Mute setting, no radiation. With a stainless steel frame, it is sturdy and stable, and it does not harm the phone. It is suitable for most mobile phones on the market. Specification:Material: Plastic + MetalPower supply mode: USB or battery (not included)Packing size: Approx. 15 * 11 * 15 cm/ 5.9 * 4.3 * 5.9 inPackage Weight: Approx. 360 gPackage list:1 * Automatic Shake Wiggle Kit1 * USB CableNote:1. Transition: 1cm = 10mm = 0.39 inch.2. Please allow 0-1cm error due to manual measurement.3. Due to the difference between the different displays, the picture may not reflect the actual color of the item. Thank you!4. 4 * AA batteries are needed for battery use. (not included)