With just the push of a switch, the Electromagnetic Lock 950P4 Circular Stainless Steel Exit Switch offers your handicapped and wheelchair-bound visitors the utmost in convenient egress. Its attractive 4" diameter stainless steel faceplate affords immediate touch control. The tamper-resistant faceplate features debossed and filled "Push to Open signage. French text optional. Compatible with all 2" x 4" switch boxes.