1. Real-Time Positioning Function: Gps+Beidou+Agps+Wifi+Lbs Multiple Positioning; 2. Historical Track Query: Query The Running Track Of The Device Within Three Months Anytime, Anywhere; 3. Electronic Fence: Delineate An Area On The Map With The Equipment As The Center, And Immediately Alarm When Entering And Leaving The Area; 4. Low Battery Alarm; 5. Multi-System Monitoring: App + Web Page + Sms; 6. Multi-Language: Chinese/English/French/Russian/Spanish/Portuguese; 7. Sms Modification And Query: Sms Query Parameters, Version Number, Restart The Device, Restore Factory Settings, Etc.; Gsm Frequency Band: 850/900/1800/1900mhz Positioning Method: Gps+Agps+Wifi+Lbs Charging Method: Magnetic Charging Waterproof Grade: Ip67 Sim Card Specifications: Nano Sim Card Gps Positioning Time: Cold Start 60sec (Outdoor Open ) Warm Start 29sec (Outdoor Open ) Hot Start 5sec (Outdoor Open ) Gps Positioning Accuracy: 5-30 Meters (Outdoor Open ) Wifi Positioning Accuracy: 10-50 Meters (Outdoor Open ) Base Station Positioning Accuracy: 100-1000 Meters Working Temperature: -20℃ ~ +55℃ Working Humidity: 5% ~ 95% Rh Battery Capacity: 500ma Colour:As Shown Material:plastic+metal Package Contents: 2 x Gps Tracker 2 x Charging Cable 2 x English manual 2 x Pet Collar 4 x Silicone Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.