Description 4 Pack Mini GPS Tracker Round Hidden Small Portable Outdoor Smart Key Finder Locator Tracking Device Bluetooth Intelligent Anti-Lost Alarm Device for Key, Wallet, Pet Cat Dog, Luggage, Vehicle [Material]: Fashion cute mini multi-function GPS tracker is made of premium ABS material and long-lasting use. Size is 1.57 * 1.57 * 0.23 inch. [Wide Use]: Just press the button, find lost items quickly. The GPS tracker is designed for use in anywhere such as key, pet, purse, cars, vehicles, people, trunk, etc. Small size and easy to carry. [Two-way Search Function]: You can connected with the Bluetooth function of the mobile phone to realize two-way anti-lost. When the anti-lost device exceeds the set Bluetooth range, the mobile phone and the anti-lost device will alarm at the same time. The service distance is approximately 20-30 meters, can be connected to 4 sets of Loss prevention device. [Multifunction]: In the connected state, you can remotely control the selfie of the mobile phone through the anti-lost device button, and find the lost location at the same time. You can check the map location when the anti-lost device is disconnected on your phone, so that the items can be traced. [Quality Service]: High premium service are what we are after. If you have any questions or suggestions about our products, please feel free to contact us and we will reply within 24 hours. 4 Pack Cute Fashion Mini Cat Dog Round Hidden Small Portable Tracker. Colors: Black, Blue, Pink, White Specifications: - Weight: 8g. - Size: 1.57 * 1.57 * 0.23 inch. - Battery: CR2032 Button Battery. - Wireless Distance: 20-30 meters. - Material: made of ABS, which is both reliable and durable. Features: 1. Replaceable battery and low power consumption, is powered by a CR2032 button battery. 2. The sound is 80-90 dB, which is long enough and has a long distance range. 3. Intelligent tracking equipm