WOLF SHIELD Carbon Monoxide Alarm CO Detector Battery Sealed 10 Year life Portable Mini Monitor with Display Test Silence Button for Home,Campervan and More

✅ 10-YEAR SEALED BATTERY & 10-YEAR SENSOR LIFE: This carbon monoxide alarm has a battery sealed for life — no battery swaps or mains wiring required for a whole decade. Near the end of its life, the alarm sounds a clear end-of-life warning so you know it's time to replace it. ✅ EN 50291-1:2018 CERTIFIED: Tested and certified to EN 50291-1:2018, the standard for domestic carbon monoxide alarms. The sealed-for-life battery eliminates routine battery changes, making it a convenient choice for homeowners, landlords, tenants, students and holiday-let properties. ✅ LCD DISPLAY WITH AUDIBLE AND VISUAL ALERTS: The electrochemical sensor monitors carbon monoxide levels, while the LCD screen displays CO concentration readings so you can check the detected level in ppm. An 85dB siren and coloured LED indicators provide audible and visual warnings. The alarm responds within 3 minutes at 300 ppm CO. Green LED = normal operation; red LED = alarm; yellow LED = fault. ✅ SMALLER THAN YOUR PALM: Measuring just 7*7*2.5 cm, this compact white CO alarm is designed to blend discreetly into your home. No wires, no clutter, the snap-on bracket makes wall mounting quick and easy. ✅ PROTECTION AT HOME & AWAY: Light and compact enough to pack in a bag — use it at home, in a caravan, campervan, boat or tent, and take it to hotels and holiday lets for peace of mind wherever you sleep.