This is a wireless polishing machine that is known for its light feel. It has an ergonomic layout and is simple to transport. The device has an electra contra angle of 16:1. It features a cordless endodontic motor as well. This instrument has a battery voltage of 3.7Vdc. Users don't have to worry about running out of battery power since this machine has an alarm that goes off in times of minimal battery power. This battery has a high capacity and built-in recharging.