Smart Remote Control Ring- This wireless bluetooth mouse mention provides powerful and convenient functions such as one-button photo taking, page flipping and reading. This finger mouse is perfect for office work, conference presentations, classroomteaching, working at home, watching movies on the couch/bed, etc. This wearable mouse is an ideal Christmas gift for your family and friends. Ergonmic Design- The remote control mouse adopts ergonomic design, wearing on the finger can effectively reduce the damage to the hand wrist joints and muscles. This wireless ergonomic mouse is the best choice for arthritis patients. The soft siliconering of this compact rechargeable mouse ensures optimal comfort even when worn for long periods of time, and wearing it while typing will not cause interference. Stable Bluetooth Connection- This mini mouse wireless uses advanced Bluetooth 5.0 technology to provide a reliable and robust connection with a working distance of up to 10 meters (32 feet). Widely Compatible- This handheld mouse is compatible with iOS, Android and Hongmon OS systems. This ring mouse supports most Bluetooth-enabled cell phones and some tablet devices for daily life. (Suggestion: This thumb mouse has better compatibilityon cell phones than tablets, it is recommended to use it on cell phones.) Rechargeable & Portable Design- This bluetooth wireless mouse has a built-in rechargeable battery that can last up to 10 hours on a single charge, and the charging time is about 1.5 hours, no need to replace the battery. Size: 80*80*40 mm, Weight:35 grams, this portable cordless mouse for iphone is compact and lightweight, can be easily put into the bag or pocket to carry around. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!