Manual call point

 Specifications:
Operating voltage range: 9-28VDC Volts
Alarm Current : 45mA @24VDC
Operating humidity range: 10% to 93% relative humidity, non-condensing
Operating temperature range: -10℃ to 50℃ (14F to 122F)
Dimensions: 140x104x45mm(LxWxH)
Net Weight: 220g