Exp-2000 automatic door system is designed to help people in rehabilitation and health facilities, residents in long-term care, and individuals in private homes enjoy a greater freedom and independence. Esay use of the transmitter with one button design can open a door up to 30 feet away and stops when obstructed. Considerate design of the lightweight remote keyfob that attach to a walker, wheelchair, or cane. Equipped with 24v DC extremely noiseless motor and gear box. Over-current anti-squeeze safety operation. Ul 10b fire rated electric strike. Quick release mechanism for emergency opening. Door arm assembly with special slider bracket and microprocessor controller.