1、1. Precise Position: This pet locator finder enables you to know exactly accurate location of your pets by 24 hours continuous real time monitoring. 2、2. Call function: Set the callback number. And click on the ensure button, the pet locator will automatically call the phone number you set. 3、3. Distance listening: Real time positioning, waterproof function, mobile inquiry, electronic fence, track query, low power alarm, standby time, silent care,with the pet gps locator, you can set the guardian's mobile phone number to keep in catch with your pet far away. 4、4. Super long standby time and low power alarm: This Key Tracking with Ring has six months of standby time, and alarm if there is a shortage of electricity, reminding you to charge on time. 5、5. Security fence: Smart Anti-Loss Tracker is water suitable for use in a variety of environments. You can set up an area around the locator, which is alarm immediately when the pet enters or leaves the area. Specification Material: ABS Color: White, Pink, Black, Blue, Orange Size: 3.8 x 3.8 cm, Thickness: 7 mm Weight: 7 g Bluetooth: 5.2 Battery: CR2032 button battery Package Include: 1× Key Tracker (with Ring) Package Include: 1× Key Tracker (with Ring)