1) DC female Cable Car charger with 6 polarity male DC switching connector set
2) with voltage control on the charger, you can set the output to DC 1.5V, 3V, 4.5V, 6V, 7.5V, 9V, 12V as the requirement
3) Red LED indicates the charging status
4) Short circuit protection
5) Input: DC 12-24V
6) Output: DC 1.5V, 3V, 4.5V, 6V, 7.5V, 9V, 12V, current: 1200mA.
7) 6 DC switching connector specification: 5.5x2.5mm, 5.5x1.5mm, 4x1.7mm, 5.5x2.1mm, 3.5x1.35mm, 2.35x0.75mm

8) How to use:
1. Determine the proper output voltage(DC 1.5V, 3V, 4.5V, 6V, 7.5V, 9V, 12V) of your device, then select the right output voltage by pushing the voltage control button on car charger.
2. Choose a suitable DC connector among the 6 connectors
3. Check correct input volatage polarity of your device and connect it to the DC jack as """-"
4. Plug the car charge into the cigarette lighter in your vehicle and connect the DC plug to your device. If your device does not work properly, disconnect the charger from cigarette lighter and reverse DC jack connection.