Features: *High Quality Material: This is tracking device made of high-quality material, which is wear-resistant and durable, can be used for a long time. *Portable: Small size allows for easy storage and carrying while not taking up much room, portable enough for you to carry around. *Wide Application: suitable for key, wallet, bag and umbrellas; Pet, dog, cat, etc. *Easy to Use: Use cellphone39;s Bluetooth-function to search and connect to the device, small and portable design: the key finder is easy to connect, very stable and can keep connection well. *Great Gift: This key finder smart tracking device would be a thoughtful gift for your families, elderly. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: ABS Size: 6.7*8.9*2cm Built-in button battery: 220mAh Bluetooth-version: 5.0 Effective distance: 15 meters Package List: 1 x Tracking Device