WisuAlarm Y-GC30A-R8 Fire Wireless Interconnected Carbon Monoxide Alarm

WisuAlarm Y-GC30A-R8 Fire Wireless Interconnected Carbon Monoxide Alarm Real 10-Year Lifespan 24/7 continuous protection for yourhome Visual and Audible Alarm Three LED lights & alarm sound over 85dB Informative carbon monoxide concentration display in screen Power Source: 3V CR17450A lithium battery (nonreplaceable) Temperature and humidity measurement Long standby time, blue backlight function Battery Life: 10 Years Specifications: Collection Type: Carbon Monoxide (CO) Sensor Type: Electrochemical Alarm Type: CO alarm, fault warning, low battery warning Alarm Volume: Over 85 dB (A) at 3 m (9.84 ft) Alarm Mode: Visual and audible alarm Silencing Function: Support Silence Duration: About 9 minutes Alarm Type: 50 ppm: 60 min–90 min 100 ppm: 10 min–40 min 300 ppm: < 3 min Display: LCD Indicator Light: LED (red/yellow/green) LED Instructions Alarm: Red indicator Fault: Yellow indicator Power: Green indicator Operating Frequency: 868MHZ Radio Signal Range: Up to 1000 m (3280.84 ft) in open air Maximum Number of Interconnected Units: 24pcs Battery Life: 10 years Power Source: 3V CR123A lithium battery (non-replaceable) Operating Current: Monitoring current: ≤ 20uA Alarm current: ≤ 20mA Operating Environment: Indoor use only Operating Temperature: -10°C to +55°C Operating Humidity: ≤ 95% RH (non condensing) Temperature Accuracy: ±0.1°C typical Humidity Accuracy: ±1.5%RH typical Colour: White Casing: PC+ABS Dimensions: 133.5 mm × 63.5 mm × 28.9mm Weight: 123 g Installation: Wall mount/Free standing Certifications: TUV, CE and UKCA listed Compliance Standard EN 50291-1:2018 BS EN 50291-1:2018 EN 62479:2010 EN 301 489-1 V2.2.3 EN 301 489-3 V2.1.1 EN 300 220-2 V3.1.1 EN 50270:2015