Product parameters Product model: GF10 magnetic locator (rechargeable model) Communication frequency band: 850/900/1800/1900MHz Battery capacity: 20000mAh Working voltage: 5v Working temperature: -20℃~70℃ Product weight: 15g Product size: 41.2mm*13.6mm Product advantage 1.3 Positioning mode: GPS + WIFI positioning + base station LBS positioning 2.40 times magnetic absorption: super adsorption force, no installation required, easy to absorb and not fall off 3. Track playback: 180 days of record playback, clear and accurate route 4. Electronic fence: Arbitrarily set the red alarm area with a radius of 50-1000 meters. When they enter or exit the security fence, the phone will push an alarm message in real time Instructions 1. Turn on the GPS switch: lnsert SlM card, press and hold the power button to turn on 2. Scan the QR code and download the app 3. Log in to the app: the account number is the lMEl number on the tracker (default password: 123456)