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2-in-1 Smoke & Carbon Monoxide Detector — Home Safety Alarm with Dual Protection & Long Battery Life | Koossa


Low stock!
Free delivery Free UK delivery — includes tracking
Money-back guarantee 30-day money-back guarantee

Size Guide

Women's Clothing · All measurements in cm

SizeUKBust (cm)Waist (cm)Hip (cm)
XS6–880–8460–6486–90
S8–1084–8864–6890–94
M10–1288–9468–7494–100
L12–1494–10074–80100–106
XL14–16100–10680–86106–112
XXL18–20106–11486–94112–120
3XL20–22114–12294–102120–128

All measurements are body measurements. If you are between sizes, we recommend sizing up for a more relaxed fit.

In-store: Not available
Online: Almost sold out
Dispatched Thu 16 Jul
🇬🇧 Free UK Delivery
2-Year Guarantee Quality assured
30-Day Returns Hassle-free

2-in-1 Smoke & Carbon Monoxide Detector for Home Safety

Protect your household with this dual-function safety alarm that combines smoke detection and carbon monoxide monitoring in one compact device. Designed for effortless installation in bedrooms, hallways, kitchens, and living areas, this detector delivers instant audible alerts when dangerous smoke or carbon monoxide levels are detected. With an 85-decibel alarm, long-life battery, and reliable sensor technology, this detector offers continuous peace of mind for discerning homeowners who value dependable safety solutions. Suitable for residential properties and office environments alike, it requires minimal maintenance whilst delivering maximum protection.

Why You'll Love It

  • Dual Protection: monitors both smoke and carbon monoxide, eliminating the need for separate devices and simplifying your home safety routine.
  • Rapid Response: delivers immediate 85-decibel alerts the moment hazardous concentrations are detected, allowing you to act swiftly and confidently.
  • Simple Installation: mounts securely to ceilings or walls using the included fixings, with no specialist tools or electrician required.
  • Long Battery Life: equipped with an enduring power source that ensures uninterrupted operation without frequent battery replacements.
  • Intelligent Sensor Technology: uses ionisation for smoke detection and electrochemical sensors for carbon monoxide measurement, ensuring accurate, reliable performance.
  • Test & Status Indicators: features a convenient test button and LED status lights, so you can verify correct operation at any time.

Perfect For

This detector is ideal for anyone seeking comprehensive home safety in a single, user-friendly device. Whether you live in a detached house, flat, or cottage, this alarm safeguards bedrooms, kitchens, hallways, and lounges with equal effectiveness. It is equally suited to small offices, holiday homes, and rental properties where landlords must meet safety regulations. For those who appreciate reliability without complexity, this detector delivers quiet confidence that your household is protected around the clock. Its understated white design blends seamlessly into any interior, whilst the robust construction ensures it performs flawlessly even in demanding conditions.

Free UK delivery on every order — no minimum spend required.

Your order is carefully packaged and sent with full tracking, so you always know exactly when to expect your delivery.

Order today and we'll dispatch it the next working day.

Not quite right? You have 30 days to return your purchase — no questions asked.

We also offer a 2-year guarantee against manufacturing faults, because we stand behind everything we sell.

1
Contact us Email us with your order number and reason for return.
2
Send it back Pack the item securely and post it to our returns address.
3
Receive your refund Once received, we'll process your return and refund within 5 working days.
Fit Guide ✓  True to Size
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2-in-1 Smoke & Carbon Monoxide Detector — Home Safety Alarm with Dual Protection & Long Battery Life | Koossa
2-in-1 Smoke & Carbon Monoxide Detector — Home Safety Alarm with Dual Protection & Long Battery Life | Koossa Sale price£29.95
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Frequently asked questions

How do I know this will fit me?
Each product page includes a detailed size guide. If you're between sizes, we recommend sizing up for a more comfortable, relaxed fit. Our customer care team is also happy to advise — simply get in touch before you order.
What is your returns policy?
We offer a straightforward 30-day returns policy. If you're not completely satisfied, contact our team with your order number and we'll guide you through the process. Refunds are issued within 5 working days of receiving your return.
How do you ensure the quality of your clothing?
Every garment in the Koossa collection is selected for its fabric quality, construction, and longevity. We work with carefully chosen suppliers and assess each piece for fit, finish, and durability before it reaches you.
Are the colours accurate in the product photos?
We photograph each item in natural light to represent colour, texture, and drape as faithfully as possible. Please note that screen settings can vary slightly, but we do our best to ensure what you see is what you receive.
When will my order arrive?
Orders placed today are dispatched the next working day. All deliveries include full tracking so you can follow your parcel every step of the way. Free UK delivery is included on every order, with no minimum spend.
Why shop with Koossa?
Koossa was created for those who dress with intention. We curate timeless, well-made clothing and accessories for the over-50s — people who value quality over trends, and style over noise. Every order is backed by free delivery, easy returns, and genuine customer care.
The Koossa team in our boutique The Koossa team
Our Promise

We stand behind every piece we sell

We started Koossa because we believed fashion could be both timeless and trustworthy. Every garment is personally selected for its quality, cut, and craftsmanship. If it wouldn't meet our own standards, it doesn't reach yours. That's not a policy — it's simply how we work.

30day
No-questions returns window
0.5%
Of customers ever use it
5day
Refund processed within
30-Day Money-Back Guarantee Not satisfied? We'll refund you in full — no forms, no fuss. Simply contact us within 30 days.
Free UK Delivery On every order
Easy Returns 30-day hassle-free returns
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