Product description
1.Power supply: 9V battery
2.Current: static current below 10uA, Working current from 10 to 20mA
3.Sensor: ion type
4.Smoke sensitivity: meet UL217 standard, test result: trigger when smoke rate≥3.2% at one inch.
5.Working temperature: -5°C -100°C
6.Gas interface humidity: 10%-90%
7.Alarm speaker volume: 85db at 10 inches
8.Lifespan of battery: Minimum 1 year
9.Dimensions: diameter: 105mm, height: 38mm.