Features: 3.4A super current, A+C port can be used to power mobile phones, tablets, navigation, GPS and other products. The product has a charging power switch, which can be turned on immediately after use, which is more convenient to use. The product comes with a voltmeter, which can detect the battery voltage status at any for time to prevent potential safety hazards caused by bad batteries. The product is equipped with a color screen voltmeter, which can detect the use status of the car battery at any for time and prevent accidents caused by bad batteries. The 70CM power cord fully meets the installation requirements and can be directly installed on the battery to reduce the difficulty of installation. The product wire has a white connector, which can be plugged and un-plugged at will even if it is connected to the battery, which is convenient for power off. Specifications: Material: Plastic Input Voltage: 10-24V Output Parameters: USB: 5V-3.4A 9V-2A 12V-1.5A, TYPE-C: 5V-3A 9V-2.22A 12V-1.67A Product Interface: USB port+TYPE-C Package Size: Approx. 8.1x6.5x10.4 for cm/3.19x2.56x4.09 in Cable Length: Approx. 70 for cm/27.56 in Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set USB Charger