A battery backup for the solar-mains hybrid lamp design that supplies a constant light output regardless of available solar power.

Walmart is selling a 12V car battery smart charger and maintainer on sale for just $20, and shoppers are “totally amazed” by it.

These chargers are designed to safely top off your battery without frying the car's electronics since they're protected from short circuits, and have no risk of overcharging. Still, avoid using ...

In this free teacher resource for Primary Science, presenters Mwaksy and Greg construct a simple circuit that uses cells, wires, bulbs and wires and investigate how a switch opens and closes a ...

Thinking of using your MacBook charger for your iPhone? Learn if it’s safe, how it works, and what to know about charging speeds.

New solar chargers are lightweight and fast enough to power phones and recharge battery packs. We review the best models for hiking, camping and garden power ...

High-voltage battery pack and charger structure are the main concerns of the electric vehicle (EV) developments. To achieve required voltage and power in propulsion systems, cascading battery stacks ...

Conventional power factor correction (PFC) circuits in electric vehicle (EV) battery chargers have the efficiency limitation due to high conduction loss associated with a diode bridge rectifier (DBR) ...

The experts at Which? reveal how much it really costs to charge an electric car, plus how this compares with hybrid, petrol and diesel cars so you know which is cheaper to run.

Here you will know about A9G Module and how to make a Low Power SMS Based Vehicle Tracking System with A9G GSM+GPS Module and Arduino.