Bedfont Pico Smokerlyzer – Portable Breath Carbon Monoxide (CO) Monitor
The Bedfont piCO Smokerlyzer is a clinician‑grade, portable breath carbon monoxide (CO) monitor designed to support smoking cessation efforts and CO exposure screening. Ideal for stop‑smoking clinics, GP surgeries, pharmacies, schools and research environments, this device offers clear, real‑time CO (ppm) and carboxyhaemoglobin (%COHb) readings.
Powered by an advanced electrochemical sensor, the piCO delivers instant results in less than 30 seconds with 1ppm resolution and ±2–3% accuracy. Its touchscreen interface includes guided breath prompts, a 15‑second hold timer and familiar green‑amber‑red traffic light indicators that make interpretation effortless. Featuring SteriTouch antimicrobial casing and filtration D‑Pieces, it helps minimize cross‑infection
Use the free COdata PC software to track patient data, generate instant reports, customise test profiles (e.g. adult, adolescent, pregnant women), or connect via USB. Encased in durable polycarbonate/ABS, the unit runs on 2–3 AA batteries and includes a CR2032 memory backup, with a 5‑year sensor and full manufacturer warranty for peace of mind
Key Features:
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Instant breath CO readings in ppm and %COHb
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Guided touchscreen interface with hold‑timer and traffic‑light display
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Free COdata+ software for data tracking & report generation
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Antimicrobial SteriTouch® casing + D‑Piece filtration
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Lightweight (200 g), durable polycarbonate/ABS construction
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Runs on AA batteries (2‑3), plus CR2032 backup
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5‑year sensor durability, plus full 5-year warranty
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No routine calibration required (verification kits available)
The Bedfont piCOTM Smokerlyzer® breath CO monitor is an essential tool used by stop smoking clinics and health advisors in order to help motivate smokers to quit the habit.
The device features a large touchscreen colour display with a simple user interface for complete ease of use. With just one touch of a button, a user can perform a test following the on-screen prompts for when to inhale, exhale and when to stop. The device analyses the amount of carboxyhaemoglobin (%COHb) and carbon monoxide levels (ppm) present in a breath sample with results displayed in seconds. PPM and %COHb values are shown as well as the familiar green, amber and red traffic light system providing the user with a visual interpretation of results.
The piCOTM Smokerlyzer® can also be connected to a PC via USB cable using the free COdata+ software. The software allows the input of patient data, capture of readings whilst the device is connected to the PC, storing of results, interpretation and reporting. (USB cable not included).
Designed with infection control in mind, the plastic casing of the device is made using SteriTouch® technology, a material that eradicates 99.9% of harmful bacteria on contact. Using the latest in sensor technology, the piCOTM Smokerlyzer® does not require calibration however verification gas and kits are available to check the status of the monitor if required.
The device comes complete with a 5-year manufacturer’s warranty for added peace of mind. The device uses a re-usable, multi-patient d-piece combined with Bedfont’s patent pending Steribreath® single-use mouthpieces. These are available in boxes of 250 and are individually sealed for optimal infection control.

