Americanails PowerFile USB E-File Nail Drill
PowerFile features: easy to use controls built into convenient spring cord, lightweight handpiece, forward/reverse operation and adjustable speeds up to 25,000RPM. PowerFile can be powered by PowerCure Cordless Dual Cure Lamp or any USB 2A output.
Includes a plug adapter to plug the e-file into any electrical outlet.
Bonus: 4 bits, 2 sanding bands and handpiece cradle!