1. Unlimited distance, accurate positioning 2. Mini size, easy to carry 3. Connect and use, no need to download APP 4. Powered by button battery, long-lasting battery life, easy to replace 5. Support multiple devices online at the same time 6. Elastic silicone cover, anti-collision and anti-fall 7. Material: ABS, electronic components 8. Compatible platform: iOS 9. Battery: CR2032 button battery x 1 (battery included in delivery) 10. Product size: 32 x 32 x 8mm
