Product Specification: Product Model: Infrared no toucn tall model/ Infrared no touch 86 model Working Voltage: DC12V Surface Material: Stainless steel fireproof PC material Unlock Model: (No touch) Induction to open the door Product Size: 113*68 (tall model); 86*86mm (86 model) Working Temperature:﹣20℃~﹢50℃(14-131F) Relative Humidity: 0-95%