CHENGHEM 3-in-1 Carbon Monoxide Detector | Portable CO Detector with Temperature & Humidity Display

Overview

CHENGHEM presents a compact, 3-in-1 carbon monoxide detector that plugs into a standard outlet, delivering CO sensing alongside real-time ambient readings for temperature and humidity. Its streamlined design stays unobtrusive on a wall outlet or bedside table while offering a clear snapshot of surrounding conditions.

Why a 3-in-1 design matters

Having CO monitoring together with environmental readings in a single unit helps you understand how room conditions relate to gas presence. This integrated approach reduces the need to juggle multiple devices and makes it easier to stay informed at a glance.

Professional sensing you can rely on

Powered by a highly sensitive electrochemical CO sensor, the device covers a 0–1000 ppm range with a rapid response time. When readings rise, you receive timely alerts to help you react calmly and decisively.

Alarm and visibility you can notice

The device emits a loud 85 dB+ alarm accompanied by clear indicator lights, so alerts are noticeable even from across a room. The combination of sound and visuals supports quick recognition of changing conditions.

Plug-and-play setup

Installation is quick and tool-free. Simply plug into a wall outlet to start monitoring, making it suitable for homes, RVs, offices, and hotel rooms alike.

Where it shines

• Bedrooms and living spaces for everyday awareness
• Kitchens, bathrooms, and common areas where environmental conditions shift
• RVs, apartments, offices, and hotel rooms during travel

What you gain in daily life

With ambient readings alongside CO data, you can decide when to ventilate or adjust room conditions. This device provides informative data to support informed decisions, while not replacing professional safety guidance.

Key specs at a glance

• 3 in 1 detection: CO, temperature, humidity
• CO sensor range: 0–1000 ppm
• Alarm: 85 dB+ with voice cue
• Plug-in design for easy placement