Magnetic Mini GPS Tracker Magnetic Mini GPS Tracker Car Kids GSM GPRS Real-Time Tracking Locator Device. The product will be shipped based on the color or size of the main image on the product page. Warning: 1. Must insert a SIM card before charging. 2. For GSM cards only, not for CDMA cards. 3. SIM card is not included. Product Features: 1. Small size and lightweight, easy to carry. 2. Black casing, easy to conceal, perfect for tracking vehicles/children/elderly persons/pets, etc. With two powerful magnets inside, easy to attach securely to the vehicle, no additional installation required. 3. All you need is a working SIM card (NOT included) to insert into the device, then you can track and map in real time via the internet (using Google Maps). 4. Select the SIM card number, then you can hear the voice around this tracker, without light and without noise; you can monitor what is happening around the tracker silently and secretly. Specifications: Type: GF-07 Magnetic GPS Locator Material: Plastic Size (approx.): 35 * 20 * 14mm Quantity: 1pc Color: Black Talk Time: 150-180 minutes Standby Time: 12 days Working Time: 4-6 days Expansion Card: Mini TF card Network: GSM / GPRS GSM Band: 850/900/1800/1900MHz GSM Location Time: 25 seconds Power Input: AC 110-220V 50/60Hz Power Output: DC 5V 300-500mA Battery Capacity: 3.7V 400mAh Li-ion Battery Operating Voltage: 3.4-4.2V DC Storage Temp.: -40 to 85 degrees Celsius Operating Temperature: -20 to 55 degrees Celsius Humidity: 5%-95% non-condensing Function Instructions: Record: Number Send 555 to the alarm phone to start recording. Audio monitoring: Send 666 to the alarm phone. GPS tracking: Send 777 to the alarm phone; the phone will receive the geographic location and map link. Positioning trajectory: Send 102 to the alarm phone. Erase memory card contents: Send 445 to the alarm phone. Restart the phone: Send 999 to the alarm phone; successful restart after 1 minute. Reset the phone: Send 444 to the alarm phone. Package contents: (SIM card not included) 1 x Mini Magnetic GPS Tracker, 1 x USB charging cable, 1 x User manual