PA-209R Wireless Gas Detection Alarm, AC 100-240V

1.Self test function 2.Motorola IC control, Reliable without false alarming 3.Field audio and visible alarming 4.Simple installation 5.Excellent reliability & high stability 6.Low battery alarm 7.Durable sensor head 8.Less affected by other organic solvent 9.Alarm range: Natural gas: 10% ~ 25% LEL, Liquefied petroleum gas: 10% ~ 25% LEL, Coal gas: 2% ~ 5% LEL 10.Response time: 85 dB (between 1m) 12.Emission frequency: 315 MHZ/433 MHZ 13.Emission distance: open distance 120m 14.Sensitive parts life: 3 years 15.Working temperature: - 10 ~ 45 Celsius Degrees 16.Working humidity: 10% ~ 95% RH 17.Gas pressure: 86 ~ 106 kpa 18.Working voltage: 100V-240V AC