The Wahl Aqua Blade beard and stubble trimmer is the latest in a long line of quality Wahl shaving products, offering long battery life, quick charging, and the ability to give a very close shave, ...

I mounted the trimmers on a high-tech piece of cardboard—near a kitchen timer—and used a timelapse video recording to see when each product shut off. After seven weeks of growing and trimming my beard ...