Feature:1. Comfortable: Streamlined ergonomic design, matte material, excellent texture.2. Firm: Anti sweat silicone ring, comfortable to wear, unlimited in size, not easy to fall off.3. USB Interface: It can be charged by a mobile power supply, and it can be charged for two hours in three months, which is convenient to carry.4. Material: Silicone buttons are used, which is comfortable to the touch, and the button life is more than 5 million times. It is sensitive and hassle free and labor saving. Silica gel mute button, help mute complete work count.5. 6 Channel Counting: Six groups of data can be recorded and changed, and one key lock screen can prevent data loss. The reset design prevents accidental reset and data loss.Specification:Item Type: Ring CounterProduct Material: PlasticProduct Use: Chanting Buddha, Giving Gifts, Etc.Battery Type: Polymer Battery (Shipped with Built in Battery)Battery Capacity: 50mAh.Package List:1 x Ring Counter1 x USB Cable