The Smartest Ring Watch Size:9 Easy to install and automatic

Easy to install and automatic locking

Speeds up to 30km/h

Rechargeable and waterproof receiver collar

The usability of the Smart Helmet goes way beyond biking

easy to use outdoors

The Smartest Ring Watch Size:9 Easy to install and automaticA watch and a ring in one! Stylish and unique! The two in one design of the watch and the ring consists of three 360 degree rotating rings marked with scale and hours, minutes and seconds. When the inner ring of the ring rotates, the built in LED will show the time and the charging station can wirelessly charge and adjust the time. Charge for two hours for one week. Equipped with an ultra thin 6 cell rechargeable lithium polymer battery, charging can