Condition: New Features: Small shell; easy to hide; ideal for tracking vehicles; teenagers; spouses; seniors or assets regardless of the alarm locator on the car; children's schoolbag; old man's pocket; valuables bags; can be given to the alarm locator by mobile phone Send SMS commands for mobile phones; check the location of the alarm locator; facilitate your full monitoring; real-time mastery of the target's internal two magnets; easy to attach/absorb to the vehicle; no additional installation required; compact size can be attached On the vehicle or on the belt; or into the backpack; the child is in danger; press the SOS button to ask for help; to avoid accidents; convenient. Explanation: Product Name: GPRS Positioner Colour: Black Material: ABS Weight: 50g Size: 35x20x14mm GPS positioning accuracy: 10m Alarm mode: SOS alarm, mobile alarm Battery type: lithium battery Antenna type: Built-in Operating voltage: 3.4-4.2V DC Charging input: InputAC110-220V50/60Hz Network format: GSM/GPRS GPRS: Upload60, TCP/IP GSM positioning time: 25 seconds Standby time: 12 days; working time 4-6 days. Expansion Card: Mini TF Card Set all functions of security, tracking, monitoring, emergency alarm and management. Does not include SIM card and TF card. Please purchase it yourself. Note: Light shooting 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. package: 1xGPRS locator 1xUSB data cable 1x instructions