There's nothing more frustrating than having to stop work due to a drained battery. Here's how long you'll have to wait for a STIHL battery to recharge.

Here is a solar charger circuit that is used to charge Lead Acid or Ni-Cd batteries using the solar energy power. The circuit harvests solar energy to charge a 6 volt 4.5 Ah rechargeable battery for ...

If your car's battery needs a boost with a 12V charger, you may be wondering how long the whole ordeal will take. A bit of a wait is better than alternatives.

We spoke to experts about overcharging, overheating, fast charging and how to extend your phone's battery life. Here's what we learned.

This Low Dropout Voltage (LDO) solar charge controller is a variation of the previously posted 12V LDO controller. It is optimized for charging a 6V lead-acid battery with a 9V solar panel. Minimum ...