"AV voltage: AC 90V-240V 50-60Hz Battery voltage: 9V rechargeable battery (optional) Working temperature: 0°C-50°C Warm-up time: about 180S Environmental humility: 10%-95% Sound level: 85dB / m Alarm density: 2500PPM (±1500PPM) Alarm: vocals and LCD Size: 112 Ã? 73 Ã? 42MM"
"AV voltage: AC 90V-240V 50-60Hz Battery voltage: 9V rechargeable battery (optional) Working temperature: 0°C-50°C Warm-up time: about 180S Ambient humidity: 10%-95% Sound level: 85dB / m Alarm concentration display Carbon monoxide gas: 100PPM~999MM (±50PPM) Combustible gas: 0.25%~2% LEL (2,5500PPM~20,000PPM±1,500PPM) Alarm: vocal alert and siren alarm"
"Operating voltage: AC110V or 220V Gas species: Natural gas or LPG Sensor: Semiconductor Wireless frequency: 315Mhz or 433Mhz Chip: 2262/1572 Drivable accessaries: Solenoid valve Alarm output: Sound & LED flash alarm&RF signal > adopted SCM from USA to ensure the stability, > intelligent circuit design, break-through anti-oil technology; "
"Operating voltage: AC110V or 220V Gas species: Natural gas or LPG Sensor: Semiconductor Wireless frequency: 315Mhz or 433Mhz Chip: 2262/1572 Drivable accessaries: Solenoid valve Alarm output: Sound & LED flash alarm&RF signal > adopted SCM from USA to ensure the stability, > intelligent circuit design, break-through anti-oil technology; "
12V D.Cauto-test for malfunctionAlarm Output: sound & flash alarm&relay output; ceiling mounted
"Semiconductor sensor Operating voltage: 85-265V AC; Alarm output: Sound& LED Flash alarm; Alarm level: 10% ±5% LEL. adopted SCM from USA to ensure the stability, Dimension: 118.5*82*43mm . Execute criterion:GB15322;EN50194;UL1484 Can make 9V chargable back up battery "
"Power: DC 3x1.5V AAA battery Sensitivity/alarm time: 30ppm, after 2 hours; 50 ppm, 60~90 minutes; 100 ppm, 10~40 minutes; 300 ppm, within 3 minutes Quiescent current:
"Semiconductor sensor Operating voltage: 85-265V AC; Alarm output: Sound& LED Flash alarm; Alarm level: 10% ±5% LEL. adopted SCM from USA to ensure the stability, Dimension: 118.5*82*43mm . Execute criterion:GB15322;EN50194;UL1484 Can make 9V chargable back up battery "
"Power supply: DC 2 * 1.5 AA Quiescent current:
"AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output. Integral Form-A Alarm, Trouble and Supervisory relays, rated at: 2.0 amps @ 30 VDC (resistive), 2.0 amps @ 30 VAC (resistive)."