1、Applicable Model: Door push release button is universal for narrow door frames. Please confirm whether your model is applicable before buying. 2、Premium Material: Made of plexiglass,which is waterproof, flame resistant,high strength, stable heat dissipation, good insulation, safe and durable. 3、Illumination: Push button touch switch is able to illuminate , which allows you to quickly find the switch at night or in the dark. 4、Highly Sensitive: LED touch switch has a highly sensitive touch control, touch to turn on the light and touch again to turn off the light. 5、Easy Installation: As a perfect substitute, you can directly replace your worn or damaged ones for cost saving and perfect match with the original door. Item Type: Touch Sensor Door Exit Release Button Switch Material: plexiglass Input Voltage: DC12V Standard Structure: Plexiglass touch trigger Electrical Performance: 3 to 5A 12VDC Contact Output: NO NC COM contact Applicable Temperature: -20 to +50℃ Applicable Humidity: 0 to 95 (relative humidity) Trigger Device: Finger touchFitment: Universal for narrow door frames 1 x Touch Sensor Door Exit Release Button Switch