Method of Attachment This round two button switch is attached to the chair with 4 screws (screws not supplied). The screws are then concealed by a circular cover plate which fits over the switch housing. Switch, Cable, Male Plug The switch is supplied with a 53" cable terminating is a 5 pin male plug. Electrical Information The switch is designed to operate on 29V DC at 2 Amps. Electrical contact is maintained by the switch as long as the switch buttons are depressed.