Hembisen 3-in-1 CO Detector with Real-time Display – Plug-in Alarm, Temp & Humidity for Home, RV, Apartment

Overview

Meet the Hembisen 3-in-1 carbon monoxide detector, a compact plug-in device designed to monitor your indoor air in real time. It combines CO sensing with temperature and humidity data to help you stay aware of changing conditions without clutter.

Three-in-one sensing you can trust

The electrochemical CO sensor is paired with dedicated temperature and humidity sensors to provide responsive readings. While not a medical device, this setup offers quick insight into your environment and potential changes.

• CO measurement in parts per million (PPM) for current air quality context
• Temperature readings to detect shifting room conditions
• Humidity readings to indicate moisture levels affecting comfort and safety

Always-on visibility

The large color display presents CO concentration, temperature, and humidity at a glance, so you can monitor the room without opening an app or moving the unit.

• Bright front screen remains legible in varied lighting
• Mirror finish adds a sleek, modern touch to your space

Design and reliability

Built with a high-gloss mirror-quality PC shell, the device is sturdy and stylish. It uses a plug-and-play design for quick setup and flexible placement in different rooms.

Sound alerts and safe placement

When CO levels reach the preset threshold, an 85 dB alarm sounds to provide immediate, audible notification, helping you respond quickly.

Easy setup and maintenance

Plug and play, no tools required. Place on a shelf, nightstand, or countertop for quick monitoring; no wiring or batteries to manage.

• One-step installation that saves time
• Low upkeep with reliable electrochemical sensor

Ideal for diverse spaces

In homes, RVs, and apartments alike, this detector can be a compact, unobtrusive safety companion that blends with your decor.