Armchair ORTH-W4 MORE Trendelenburg movement synchrinosé 3 programs to address key 1 LP 5 (4 functions: a return to the last position b-4 c-th program reset d-back position spittoon) climbed down the chair and File command chair with a headrest pedal double stops joints securities (backrest tilt and down the chair) can not mount or UNIT FOR LIGHTING ON THIS CHAIR