Product Name: Cost Effective 9V Battery Independent Smoke Detector Alarm Model NO.: ZZ-ACJ505-021 Alarm Volume (within 1m): ?80dB Application: Indoor Certification: CE, ISO, FCC, RoHS Signal Transmission: Wireless Alarm Type: Smoke Alarm Trademark: Neutral Transport Package: Carton Specification: 9*9*5 Origin: China HS Code: 8531100000 Product Description Cost Effective 9V Battery Independent Smoke Detector AlarmWorking voltage: 1 9V square batteryStatic current: <10uAAlarm current: <35mASensitivity grade: 2.06% / ft±1.3Alarm indication: large area LED flashing redAlarm: 85dB / 3mLaunch range: 200m (open)Temperature: - 10 ~ 50 ºCRelative humidity: ≤ 95% RHExecution standard: gb4715-2005, En14604Detection area: 80 at the installation height of 6-12 meters;60 installation height <6m