Product Description Material: ABS Size: 90 * 72 * 22mm Colour: Black RAM: 32 M Network: GSM/GPRS Frequency band: 850/900/1800/1900 MHz. GPS sensitivity: -159 dBm. GPS accuracy: 5 m. Charging input: DC 5 V-1.0 A. Battery: Rechargeable 3.7 V 1500 mAh lithium ion battery. Standby: 25 days. Storage temperature: -40C to +85C. Working temperature: -20C to +55C. Quantity: 1 pcs Package content: 1 pcs * locator, 1 pcs * charging cable, 1 pcs * English manual. 1. This is a mini version of tk905 the size is 90mm x 72mm x 22mm. New features: power switch, SOS button, lanyard hole, 4-pin magnetic charging instead of USB charging. 2. Mini size, light weight, with magnets These new additional features make this GPS tracker easier to perform and use. It is a good idea for personal vehicle protection, high quality product. You can even use it as a smart GPS finder for keys and backpack. 3. Real Time Tracking: It can track with GPS and lbs signal, tracking under GPS signal, accuracy up to 5-10 meters when under pounds, accuracy not as good as GPS tracking. You can get real-time location via call / SMS to the GPS tracker or tracking via app / website. 4. Route playback: You can check the history data on the app / website, GPS tracker will automatically record history data for 6 months. 5. Geo-fence in / out alarm: Set a security area for your tracker (vehicle), when it gets in and out, the app will send notification. The other alarms include overspeed alarm, shock (vibration) alarm, low battery alarm