Briquette gas concentration detector YK-CO / X detects carbon monoxide leak alarm YK-CO / X ceiling carbon monoxide alarm imported chips Image Products Carbon monoxide alarm or gas alarm unit of measurement station packing alarm, a description , a certificate, two screws ......................................... .................................................. ................................................ sources of information Shenzhen Yongchang Electronic Co., Ltd. - Yongkang brand alarm Name Carbon monoxide alarm, Gas alarm ............................... .................................................. .................................................. ........ alias carbon monoxide gas alarm, gas leak alarm origin Grenfell Bao'an District of Shenzhen City Industrial Park, Dayang, Fuyong Town Building A2 features high-decibel sound and light alarm, more than 85dB using imported electrochemical sensor manufacturers , good stability, high sensitivity and longer life with fault self-test function, press the test button to test product 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 Product size: 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 at a distance of about 0.3 ceilings meters, from the carbon monoxide gas source radius range of 1.5 meters, and well-ventilated place. Direct smoked soot and other vulnerable position; position the corner, cabinet and other air circulation is not easy: ② prohibit the installation location. ③ prevent the installation of Time: A: No house renovation and decoration End house fully ventilated less than 5 days. B: build a house or buy new wood furniture, fully ventilated less than 3 days. C: Use or spray: exterminator air cleaners, glue, hair spray and other general ventilation time less than 4 hours. ④ more than prohibit the installation of alarm, if installed, please unplug the alarm after a cold, etc., with things like plastic bags will alarm cast, ventilation sufficient time to turn on the alarm. Otherwise damage to the alarm by the user and is responsible for their own installation. Sales area Guangdong, Zhejiang and Beijing Shanghai 江苏 Fujian 山东 Tianjin, Hebei, Henan and Liaoning, Sichuan, Chongqing, Hubei, Anhui, Hunan, Xinjiang, Tibet, Hong Kong Taiwan and Macao 内蒙古 Qinghai, Ningxia and Gansu Shaanxi, Yunnan and Guizhou Guangxi, Jiangxi and Jilin Shanxi, Heilongjiang and Hainan manufacturer Shenzhen Yongchang Electronic Co., Ltd. brand Yong Kang Buying Tips purchase, please look genuine original, Yongkang trademark