The Empulse R90 Attendant Power Assist Push Device for Wheelchairs by Sunrise Medical is a motor designed specifically for the Empulse R20 model wheelchair. This black device provides power assist for attendants to easily maneuver and transport the wheelchair. Compatible with Quickie wheelchairs, this push device offers added convenience and ease of use for those in need of mobility assistance. Comes with charger that is not pictured. Everything works , and condition is lightly used as described. Please refer to pictures as they are part of the description.