Product name: Fingertip Bluetooth remote control ring Bluetooth self-timer Product color: Yellow, pink, blue Charging input: 5V-20mA Material: ABS+ silicone Description: 1. Fingertip control: with ring design, light and convenient, can be easily installed on the finger, fingertip control, easy to operate. 2. Bluetooth connection: Bluetooth technology is used to wirelessly connect with mobile phones and other devices to achieve remote control and make selfies more convenient and fast. 3. Multi-function button: With multi-function button, it can realize the operation of taking pictures, recording, switching cameras, etc., to meet different shooting needs. 4. Selfie device: As a selfie device, it can achieve long-distance selfies, expand the shooting range, and make photos more creative. 5. Easy to carry: small and light, easy to carry, record good moments anytime and anywhere, make selfies more convenient. Attention: 1. Due to different display and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. Thank you very much! 2. Please allow measurement deviation due to manual measurement.