Buy a special device – a auto adapter for the laptopand, which must be a connector for the cigarette lighter. Please note that the electrical parameters of the power supply the laptopand the purchased device must be identical. The operating voltage of your computer is in the range from 15 to 24 Volts.
Remember that the power supply and the adapter must have the same operating voltage allowed difference of only one volt. The plugs of the devices have the same design and the polarity. Marking the polarity of the auto adapter and the laptopand must be identical.
There are universal adapters that have a switch output. There may not pay attention to the compatibility of the parameters is accomplished by setting the desired voltage switch. Such adapters are available in two versions: with an output current of 4.7 Amps for the laptopand a 17 inch with a current of 3.7 Amps for a diagonal of 15 inches.
Buy inverter if you want to make your car a mobile hub, connecting also the printer and scanner. The inverter converts the voltage of the machine in 220 Volts, which is standard. They differ in power, and the more devices connected, the more power the inverter.
Advice 2 : How to charge laptop in the car
If your laptop suddenly was dead in the car, that's no reason to stop work or communication in the network. A modern charger will extend the battery life or charge your computer.
You will need
- adapter 12V;
- - car charger for laptops;
- - Autonomous, starting-charging device.
Use a special adapter 12V to 220 V (sold in auto parts stores). Such an adapter is inserted into the car cigarette lighter and has outputs for charging a laptop, phone, portable DVD player, razor. The average power adaptor – 150 W. the adapter which has overload protection. The disadvantage of this method is that while charging the laptop the ignition must be turned on. So, charge the computer, only with the engine running, because with this power very quickly sits down the car battery.
If you charge the car you plan on only a laptop, get a special car charger. But the charge should be special, suitable to the model of your computer. To choose the correct adapter, you need the following setting of your computer: power connector, how many Volts and Amps on the factory power supply. Looking for a charging with the same amount of Volts as the power supply. Amps can be more, it's not scary. Importantly, not less, otherwise increase the load on the power supply. It is advisable to purchase the charging adapter of the same manufacturer as the laptop. But keep in mind that not all brands have their own charging for the car.
Pay attention to the latest automotive accessories – Autonomous start-charger. A small box weighing 400 grams and the size of the tablet can charge the battery of the vehicle without the aid of external machines. Device only to charge from the mains 220V for 3 hours. Included charger has adapters for phones and USB output. To support Autonomous operation of the laptop, the device can within 3 hours, charge the phone for only one hour. While it is not necessary to connect to the cigarette lighter.