Non-contact exit button DS-K7P03 HikVision, exit button.

Non-contact exit button:

• Operating temperature
  -20 °C to 50 °C (-4 °F to 122 °F)
  Operating humidity
  0 to 95% (relative humidity)
  Dimensions (L × W × H)
  86 mm × 86 mm × 25.7 mm (3.39 “× 3.39” × 1.01 “).
  Current rating
  1 A @ 30 VDC
  Output contact
  NO / NC / COM contact
  Aging test
  Already passed the aging test 1 million times
  Panel
  Stainless steel
  Product weight
  0.2 kg (0.44 lb)
  Suitable doors
  All types of narrow door frames