How Charge Battery Without Charger. In order to charge a laptop you need an adapter that can charge for 18-21V. Since you do not have an actual charger you will lack positive and negative terminals.
In this video Ill show you how to charge any cordless. You can also use a portable charger for an 18V or 20V drill battery AA cells connected in series another drill battery or a balance lipo charge. Using a variable DC voltage source is also a very reliable way to charge any type of rechargeable battery.
Charge by using jump leads and a donor vehicle The most common way to charge a dead car battery is by using jump leads and a donor vehicle.
If you dont have one already one of these comes in handy on long road trips or when you forgot to charge your devices beforehand. If you dont have access to a car charger then using jump leads is the easiest and safest way to start a car that has a dead battery. 1st September 2021 19th April 2021 by Adageorge. However you should remove the battery from your ride-on toy car completely when you charge if fitting the charging wires or reaching the battery proves difficult.
