Detect excessive government house gas carbon monoxide alarm recommend Cheaper goods basic information brand Yongkang carbon monoxide alarm is Yongchang Electronics Co., Ltd. of Shenzhen City in a professional production of carbon monoxide gas detection alarm, when the indoor concentration of carbon monoxide gas when the alarm 150PPM will start the sound and light alarm to alert the owner of a gas leak, the gas carbon monoxide poisoning prevention. Category gas analyzers, carbon monoxide detector Product Number YK-CO / H wall-mounted carbon monoxide alarm YK-CO / X Ceiling carbon monoxide alarm LCD YK-CO / B Ceiling carbon monoxide alarm imported chips Product ID Name carbon monoxide alarm or gas alarm station Packing a unit of measurement alarm, a manual, a certificate, 二颗 screw sources Yongchang Electronic Co., Ltd. of Shenzhen City - Yongkang brand generic alarm Carbon monoxide alarm, Gas alarm aliases Carbon monoxide gas alarm, gas leak alarm features high-decibel sound and light alarm, more than 85dB using imported electrochemical sensor manufacturers, product stability, high sensitivity and longer life with fault self-test function, press the test button can be the product of Testing can be accessed by conventional voltage 220V and 110V and 12V / 24V performance testing gases: carbon monoxide gas, gas operating voltage: 110V 220V 12V 24V 9V 4.5V Alarm concentration: 150 ± 50PPM Operating temperature: -10 ~ 50 ℃ Humidity: 20% - 90%, no condensation linkage: linkage exhaust fan, manipulator, solenoid valve Networking: wired networking (NO / NC), wireless networking 315MHZ / 433MHZ (2262 OR 1527) Specification Product Weight: 250g Dimensions: 110 * 70 * 40mm Box size: 144 * 105 * 53mm mounting position ① alarm installation location: carbon monoxide gas is lighter than air, the alarm should be installed in about 0.3 meters away from the ceiling, from the carbon monoxide gas source radius of 1.5 m in the range and well-ventilated place. Direct smoked soot and other vulnerable position; positions corner cabinet and other air circulation is not easy: ② prohibit the installation location. ③ prohibit installation time: A: housing renovation and complete renovation of housing is not fully ventilated less than 5 days. B: build a house or buy new wood furniture, full ventilation for less than three days. C: Use or spray: insecticides air cleaners, glue, hair spray and other small round ventilation less than 4 times. ④ more than prohibit the installation of alarm, if installed, please unplug the alarm after a cold, etc., with things like plastic bags will cast alarms, ventilation have enough time to turn on the alarm. Otherwise damage the alarm by the user and the installation is responsible for themselves. Sales Area Guangdong, Zhejiang and Beijing Shanghai 江苏 山东 Hebei, Henan and Liaoning, Fujian, Tianjin, Chongqing, Sichuan, Anhui, Hubei, Hunan, Hong Kong Taiwan and Macao 内蒙古 Qinghai, Ningxia and Gansu, Xinjiang Tibet, Shaanxi, Yunnan and Guizhou Guangxi, Jiangxi and Jilin Shanxi, Heilongjiang and Hainan manufacturer Shenzhen Yongchang Electronic Co., Ltd. Yongkang brand licensing Buying Tips purchase, please look genuine original, Yongkang trademark