A look at three different energy saver plugs.

Power saver plugs just got a bit darker

I bought a scam energy saver and made it actually save energy!

REAL TEST EVIDENCE OF GENUINE OR FAKE POWER SAVER

Generate Electricity - How Solar Panels Work!

Power Saver Device - Effective ba?

Are over-discharged lithium cells safe? (And how to test for damage.)

Inside a proper (Utility company) LED work light.

Worst fake "power saver" plug yet

See Thru Jet Engine

The SCAM of Wireless ESD Straps - Feat. ElectroBOOM

Inside a new C7 or E12 LED Christmas light

Comparing 6000 WATT Resistors, Infratech versus Bromic Heaters

Power Factor Saver (energy saving box scam evolution)

The process of making telephoto zoom lenses: Japan's factory for insanely powerful camera lenses.

Energy Saving Device Testing | Inductive and Resistive Load | Ampere Reading | Local Electrician

Vintage Kawasaki Generator - Will It Run?

Is it the volts or amps that kill?

AliExpress Wouldn't Lie... Right? - Crelander Dual Screen Laptop

Chinese Power Saver - Does it actually save power?

Overunity? Chinese Power Saver (Electricity Saving Box) Tested.