If you want to use your hairdryer abroad, a normal travel adapter may not be safe. Our Ceptics 220V-110V Travel Voltage Converter review explains whether this is the solution for you.

Because when 220v appliances DON'T consume twice as much power, they just opperate at twice the number of volts and half the number of amps when compared to 110v power.

I have a couple of Chinese programmable lab power supplies. Both switch mode power supply (SMPS) systems are rated for 110V-220V AC input. But the UNI-T UTP1306 power supply has an input voltage ...

I'm pretty sure my 18v LiON charger is 110V-only. Now, my thought is, since this step-down transformer is cheaper than, well nothing because I can't seem to find a charger for my DeWalt batteries ...