The Hanboost C1 wireless ultrasonic cutter can precisely slice through a vast array of materials – wood, plastics, leather, rubber, paper – silently, using 40,000 vibrations per second to make ...

If you have young children and pets, dealing with an insect or rodent infestation without a good ultrasonic pest repeller can be a hassle—and possibly even dangerous. Noxious poisons and traps ...