Motorcycle Cell Phone Charger Waterproof Smoke Detector Type Double USB4.2A Voltmeter General Modification

[1] 4.2A ultra large current, can be used for mobile phone, tablet, navigation, GPS and other power supply [2] products with waterproof and dustproof cover, safer to use [3] the product is equipped with a voltmeter to detect the voltage condition of the battery at any time in order to prevent the hidden danger caused by the defective battery. [4] 145CM with the fuse power line, fully meet the installation demand, can be installed directly to the battery, reduce the difficulty of installation [5] the faucet is installed, simple and convenient, and the product has an independent switch, that is, the use is open, no need to turn off, very safe and economical.