Product Description: GSM quad-band frequency Real time tracking by SMS/GPRS Low battery alarm Geo-fence alarm Move alarm Add Smart sleep save power Mode Add GPS history route record, can thereal-time view in Google map Add AGPS function,receive GPS signals faster Patented product Add Roll call positioning Built-in battery 800mAh IP66 WATERPROOF and dust proof Product specification: Dim.: 60*34*19MM Weight: 38g Network: GSM/GPRS Band: 850/900/1800/1900Mhz GSM chip: MT6261D GPS sensitivity: -159dBm GPS accuracy: 5m Time To First Fix: Cold status 45s Warm status 35s Hot status 1s Work voltage: 5V Battery: Chargeable 3.7V 800mAh lithium battery Storage Temp.: -40C to +85C Operation Temp.: -20C to +55C Humidity: 5%--95% non-condensing Product include: 1pc * Pet GPS Tracker TK200 1pc * Magnetic charging cable 1pc * Pet collar (Blue) 1pc * User Manual 1pc * Original box ( Optional)