Product weight and accessory: 35g (main drum / holder / nut) 1 x 60 cm cable. Dual USB: environmentally friendly flame protecting nylon material, copper. Dual USB input: 12 – 24V. Reverse protection: This product comes with back contact protection. Measurable voltage: 6 – 40V. Output: 5V / 4.2A. Q: Why do I buy a battery charger with battery voltage test? Answer: Battery voltage detection helps you to always know the battery state and extend the battery life. When the voltage is too low, difficulties show up, can not hit the fire, intermittent, light is not bright and so on. When the voltage is too high, it causes the switching magnetic valve signal abnormalities, engine instability, speakers do not work and other problems. Product use: - Support all mobile phones, tablet, computers with regards to charging and use of car devices with operating voltage 12V – 24V, all cars can be attached. - USB for car, for charging, durable. Wiring description: red wire connects to the power supply positive pole, black wire connects to the power supply negative pole. Can be used on: cars, off-road vehicles, buses (voltage no more than 24V), etc., 12-24V DC range of all models. Features: -Flame resistant nylon material, tasteless and durable. -With a digital display voltmeter. -With weather proof cover, waterproof, dust proof. -Dual USB interface that charge main and auxiliary driving at the same time. Packing list: 1 x 4.2A dual USB. 1 x 60 cm cable. 2 x terminal.
Trustpilot
1 day ago
2 days ago
