1) Transnormal thin design for thickness , just 38mm.
2) Adopt SMT technology, firmly, high secure and antijamming.
3) Special methods for damp-proof, antisepsis and mildew-proof.
4) Flame retardant thermoplastic
5) Easy plug-in of the head to base
6) SEMS screws for easy wiring
7) 2-wire without polarity
Operating Voltage: DC20V~DC28V
Standby current: ≤60μ A
Alarm current: ≤36mA
Dimensions: Diameter 100mm Height 43.8mm (with base)
Weight: 158g (with base)
Using Environment: Temperature: 10°C~+50°C Related Humidity: ≤95% (40±2°C)