Consumer Reports shows you how to clean your dryer vent. A neglected clothes dryer might work inefficiently and, worse yet, can pose a fire danger.

These include sufficient capacity and a moisture sensor, which detects how dry a load ... For helpful information as you shop, see our clothes dryer buying guide, which also lists the brands we test.

SmartDry offers one easy hack: A smart moisture sensor that mounts inside the drum, alerting you via an app when your clothes are warm and dry, so you don’t accidentally fry them.