Features: 1.Two-color LED display, blue standby, green trigger, clear display and high recognition. 2.It is made of acrylic panel and overall organic glass, which is beautiful and clean, and dustproof. 3.The components are safe, normally open and normally closed three?wire, using internal five?pin plug strip, the wiring is safer, and the use is more assured. 4.The applicable temperature is -20-55, the applicable humidity is 0-95%, and the performance is stable. 5.Comes with a pack of mounting screws in this package, which can provide much convenience for your installing. Specification: Item Type: Door Exit Switch_x000D_ Material: ABS+Acrylic Panel+Organic Glass_x000D_ Product Size: Approx. 86x86x21mm/3.4x3.4x0.8in (L x W x H)_x000D_ Power Supply Voltage: 12V DC or 24V DC_x000D_ Contact Output: NO/NC/COM_x000D_ Maximum Current: 3A/125-250VAC_x000D_ Durability Test: 100,000 times_x000D_ Applicable Door Type: Hollow door frame (surface installation)_x000D_ Applicable Temperature: -20-55_x000D_ Applicable Humidity: 0-95%_x000D_ LED Indication: Blue (standby), green (trigger)_x000D_ _x000D_ Product Instructions: _x000D_ 1. The access control touch switch adopts the finger touch method to trigger the action of the relay and output a passive dry node signal that is normally open and normally closed._x000D_ 2. The trigger is an automatic reset. After the finger is removed, the relay will return to its original state._x000D_ 3. The product has dual color indications, the blue LED display when in standby, and the green LED display when triggered. PackageList: 1 x Door Exit Switch 1 x Pack of Mounting Screws