Car GPS Tracker Real Time Tracking Device Dual USB Car Charger Voltmeter : Black Material: Aluminium alloy+PC Output : 80W Output current: 3100MA Input voltage: DC12V-24V Output voltage: 5V-3.1A Working temperature: 0℃～40℃ Features: -Compact and lightweight, space saving and portable. -2 in 1 design, can work as GPS tracking device and car charger. -You can track your car by mobile APP to know where your car park. -The APP can be used to check the distance pf the parking position. -Intelligent surge protection with fuse mode intelligent double high speed charging. -With the function for over temperature, over voltage and over , output overcurrent protection. -Double USB interface, compatible with all electronic devices with USB charging port and can automatically identify all kinds of brand mobile phones/tablets, automatically select and output the best charging current, the output is 3.1A. Notes: 1. Manual measuring, please allow 1 ~ 3mm error,thank you. 2. Due to the difference between different monitors, the picture may not reflect the actual of the item. We guarantee the style is the same in the picture. a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a