Key features

• •3-in-1 CO detector with one-touch activation carbon monoxide detectors Real-time monitors CO (0-999 PPM), temp (-22°F to 122℉, ±3%), & humidity (0-95% RH) — precise readings displayed clearly, making it easy to check to check your space's safety at a glance.
• •High-precision electrochemical CO sensor + multi-filter algorithm eliminates gas interference for accurate, co detector portable，instant CO detection. Loud audio & visual alarms trigger when CO hits 150 PPM ，co alarms carbon monoxide — keeps you alerted fast to toxic levels.
• •travel carbon monoxide detector，1000mAh rechargeable lithium battery offers long runtime; USB-C charging is convenient. Compact, portable design comes with a foldable stand (for counters/handheld use) and lanyard looprv for rv carbon monoxide detector ， — take it anywhere, use it easily.
• •clear display color Large screen (large screen) with adjustable brightness works in any lighting. 3D porous air channel design boosts airflow, carbon monoxide alarm ensuring real-time air circulation for more accurate monitoring of all 3 metrics.
• •Perfect for bedrooms, kitchens, garages, offices, RVs, boats, & more! carbon monoxide detectors portable， Keeps your home, workplace, or travel spaces safe from CO risks while tracking temp/humidity ，portable carbon monoxide detector for travel — a must-have for every indoor environment.