- According to EN54-11 standard.
- Operating voltage: 18 - 30 Vdc.
- Type: broken glass, no address.
- Mounting on the wall or on the wall.
- Easy to construct and repair.
- Comes with a key to test and open the button.
- Red.
- Material: PC/ABS.
- Dimensions (DxH): 87x87x57 (mm).