We used each product near a sink and tested the life of its AA batteries. You might wonder who needs a hands-free soap dispenser when you can just pump a bottle or pick up a bar, wash your hands ...

Home DIY enthusiast Shauna O'Connor created an instructional video in which she showcased the cap's "handy" function in a "cool hack".

Many homeowners have been left astounded by the hidden purpose of a commonly overlooked feature on standard kitchen ... beneath her sink, there was already a soap dispenser in place.