Gas detector alarm 1.AC110/220V,50/60HZ 2.Low power:4W 3. ... /Hush with 3 LED indicators 4.Low battery, fault signal alarm Gas detector alarm PEASWAY PW-936 is designed to protect you and your ... leading professional manufacturer of fire and security alarm products, including smoke detector, co detector, gas detector, heat detector, water detector, etc. more information, please contact with us ...