Feature: 1. PAGE TURNING CONTROL: You can remotely control the mobile app without having to keep sliding the screen up and down with your fingers. It is very suitable for use when watching short videos or reading novels, enhancing the convenience of operation. 2. AUTO CONNECTION AND SMART HIBERATION: The ring has an auto connection function. When the remote control has not been operated for 15 minutes, it will enter the hibernation state. Just a short press of a button can wake up and continue to use it, continue to search or automatically connect back. 3. MINI CHARGING COMPARTMENT DESIGN: Equipped with a mini charging compartment that holds 200 mAh and the ring itself has 40 mAh. It also features low power consumption and long battery life, and can continue to work for 48 hours after two hours of charging. 4. WIDE COMPATIBILITY: This ring is widely compatible with more than 99% of smartphones and adopts the V5.3 Bluetooth chip for a more stable connection, ensuring a good user experience. 5. MATERIAL: Made of premium ABS and PC material, it is drop proof, sweat proof and pressure proof. The surface is designed with a matte frosted texture for a delicate feel and a more comfortable grip. Specification: Item Type: Bluetooth Remote Control Ring Material: ABS Weight: Approx. 65g / 2.3oz Remote Control Battery Capacity: 40mAh, Lithium Battery (Built In) Charging Compartment Capacity: 200mAh, Lithium Battery (Built In) Bluetooth Version: V5.3 Bluetooth Chip Remote Control Size: Approx. 35x33x18mm / 1.38x1.30x0.71in (Allowable Error Range) Charging Compartment Size: Approx. 47x47x32mm / 1.85x1.85x1.26in (Allowable Error Range). Package List: 1 x Bluetooth Remote Control Ring1 x Charging Cable1 x Instruction Manual1 x Charging Compartment