Description Features Excellent design: it is compact and lightweight, and it will not cause any burden to pets, it looks very cute. GPS function: the pet tracker can locate your pet anywhere, you can see the pet’s location and movement on your ph. Security fence: you can set a zone around the locator, alarming immediately when the animal enters or leaves the area. Remote Listening: Tutor mobile phone number setting to keep in touch. Callback function: setting the callback number. And click the Sure button, the pet tracker will automatically call the phone number you set. Water Resistant Design: It is water resistant and suitable for use in a variety of environments. 2 location modes Default mode: upload location every hour, 3-5 days standby Precise mode: upload location every 30 seconds, 12-15 hours standby time Features Material: ABS + rubber Network: GSM/GPRS Battery: Built-in 500mAh Li-ion battery GPS accuracy: 2 - 5m Storage temperature: -40 - 85 degrees Operating temperature: -20