Feature: 1. It uses GPS+AGPS+Beidou+WIFI+LBS five positioning methods, keeping track of the cute pet's whereabouts at all times, which can realize accurate location. 2. In an emergency, it can be located once every minute and can be used continuously for 12 hours. In the default mode, it can be located once every 30 minutes and can be used continuously for 4 days. 3. Contact magnetic charging makes charging technology more efficient, which can be set to locate once every 2 hours, longer standby time, and turn on and off at the specified time, to save electricity. 4. Waterproof is the lowest standard for choosing pet positioning. The whole bell is IP67 waterproof, dustproof and shockproof, which can function well in any weather conditions. 5. Innovative WIFl fence, bind the home WIFl hotspot, you will know immediately when you leave/go home, and you no longer have to look for your pet in the yard, it is already waiting for you at home. 6. The whereabouts of your pet within three months can be seen at a glance. You can download the track and share it in real‑time tracking, making it more convenient to find your pet. 7. It is very portable, so it can hang on the schoolbag for the children and the elderly, which can protect the safety of them and devote to humanistic care. Specification: Item Type: Anti‑Lost GPS.Material: ABSUses: Suitable for Children, the Elderly, Pets Power Supply Mode: Lithium Battery 500 mA (Battery Included) Waterproof Rating: IP67 Support Network: GSM +GPRS +WIFI Support Positioning Mode: GPS Positioning, Wifi Positioning, LBS Base Station Positioning Positioning Accuracy: 10m / 393.7in Package List: 1 x Positioner1 x USB Cable1 x Manual1 x Collar 2 x Bell 1 x Pull Ring Note: The SIM card mentioned in the using introduction is not included.