Handheld vacuums are not designed for long cleaning sessions.

The power tells you how much energy the vacuum motor requires each second to run..tell you about the performance or cleaning efficiency of the vacuum cleaner though.. An inefficient motor may draw lots of power, but generate relatively weak suction.

Conversely, a lower power motor may provide excellent cleaning performance if the vacuum is efficient..Instead of comparing vacuums using wattage, you should read reviews to find out how the vacuum performs in a real-world setting.. Watts, Amps, and Volts.The various electrical terms can be confusing when you’re buying a new vacuum cleaner.

While you don’t need to know the technical details, you should understand the basics:.– Amps is a measure of electrical current.

Corded vacuum cleaners are plugged into mains power outlets, which provides alternating current (AC) rather than direct current (DC.)

Cordless vacuum cleaners are powered by batteries which use DC current.. Volts.The 4-hour charge time is pretty swift, too.

It’s even quicker than the 4.5 hours the Dyson V11 requires.. You can remove the battery to charge it, which also means you can replace the battery should it develop a fault.The power cord plugs straight into the battery, so you can do this wherever is easiest, be that on the counter or inserted in the vacuum.. Our small grumble with the battery is there’s no indicator to show how much it’s charging.

You need to have it in the vacuum with the power on to be able to see how much life’s in it.. Tools and Accessories.Tools Rating: 4/5.