gas detector with relay output

• KNX gas detector, 4G Dual-Sensor Gas Detector, WL-GA206, Wan··· KNX gas detector, 4G D··· 2026-07-29
• universal gas alarm, 4G Gas and CO Combination Detector, WL-··· universal gas alarm, 4··· 2026-07-29
• IP67 protection, Smart Smoke Detector Tester Gun, WL-SF600, ··· IP67 protection, Smart··· 2026-07-26
• IP67 protection, Smart Smoke Detector Tester Gun, WL-SF600, ··· IP67 protection, Smart··· 2026-07-26