Add Yahoo as a preferred source to see more of our stories on Google. Philips Norelco’s Multigroom Series 7000 body, hair, and beard trimmer is now only $40 at Walmart for Black Friday—a 33% discount ...

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 ...