Product Name: Ring remote control Battery capacity: 50mah version: V5.3 chip Service duration: About 48H Input power supply: dc-5v Support app: support mainstream app Product color: Black / White / Product size: 31.5*17.9*31mm Product functions: self timer, like, page up, down, left and right, volume increase and decrease Specifications: 1. hands free lazy welfare Fingertip artifact, intelligent remote control ring 2. the ring controls the artifact, saying goodbye to the acid trouble of the arm, and realizing the freedom of video drama Brush , take photos, short video novels and cartoons to control at will 3.10m remote control, easy to like in the air, making video brushing more interesting 4. 5.3 stable connection and smooth operation Turn on for instant connection and use, easy matching and stable operation 5. small size and large capacity Long endurance without charging compartment, low power consumption, long endurance, 2h charging, 48h continuous operation Package Included: 1* remote control, 1* charging cable