Portable Carbon Monoxide Detector, Rechargeable 5-in-1 Travel CO Detector with Audible & Visual Alerts 144HR Standby, for Home, Car & Tent, High Lumen Flashlight for Travel & Camping JoyCub please remove the protective film

please remove the protective film before use to make the display of the device clearer

adding elegant style to your home

DC 5V 1A Type-C USB power supply

Lasts up to 3

Portable Carbon Monoxide Detector, Rechargeable 5-in-1 Travel CO Detector with Audible & Visual Alerts 144HR Standby, for Home, Car & Tent, High Lumen Flashlight for Travel & Camping JoyCub please remove the protective filmAbout this item Professional Grade CO Detection: Electrochemical sensor detects CO Range 0? 500ppm with 10ppm 5% accuracy, featuring real time alerts via audio&visual alarms for dangerous levels (51? 500ppm). All in One Safety Tool: Combines CO detector, 160LM flashlight (3W, 8000K), and environmental sensors (temp humidity stopwatch), only 181g for easy portability Powerful Rechargeable Battery: 3000mAh Built in Battery Supports 144 hours standby;