Compact and Discreet GPS: The GF-07 GPS is designed for both car security and keeping track of children, ensuring peace of mind for parents and car owners. Its small size makes it easy to hide, providing covert surveillance without detection. Wide Application: Perfect for vehicles, children, the elderly, or assets. Easy to use with GSM/GPRS support, it provides global coverage to keep you connected and secure. Whether the alarm locator is placed on the car, in the children's school bag, the elderly's pocket, or valuables, you can send SMS instructions to the alarm locator via your mobile phone to inquire about the alarm locator's location. Which is convenient for you to monitor the whole process and capture the target's real-time position. Storage temperature: -40 ° C to + 85 ° C Operating temperature -20 ° C to + 55 ° C Humidity range 5% -95% non-condensing GPRS: Upload 60, TCP / IP Working voltage: 3.4-4.2V DC Standby current: ≈2.5mA Turn on sound control current: ≈30mA Talk current: ≈150mA GSM positioning time: 25 seconds Due to different batches, there may be differences in the product's printed text, which does not affect the use Color: Black Material: ABS Package contents: 10x GPS 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 to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.