Portable Carbon Monoxide Detector Travel, Rechargeable 3-in-1 CO, Temperature & Humidity Meter, Custom Alarm Thresholds, 240h Standby, for Hotel Room, Camping, Outdoor Black SUMIO LASER-ETCHED MARKING: Ensures size identification

LASER-ETCHED MARKING: Ensures size identification and won't wear off

Unlighted surface mounted door bell button

¡¼Powerful Clamping Force¡½ High strength internal springs ensure a tight

【10" Gussets & 3 Packs】Each 40" hanging garment bag with 10" gussets can hold 10 suits or 8 winter fur coats without wrinkles

Portable Carbon Monoxide Detector Travel, Rechargeable 3-in-1 CO, Temperature & Humidity Meter, Custom Alarm Thresholds, 240h Standby, for Hotel Room, Camping, Outdoor Black SUMIO LASER-ETCHED MARKING: Ensures size identificationAbout this item 3 in 1 Carbon Monoxide Detector: This Co detector features a high definition LCD color display for clear readings. Equipped with an electrochemical sensor, it monitors carbon monoxide levels (0? 999 ppm), temperature (~40F to 176F), and humidity (0? 99% RH) in real time, updating every 2 seconds Customizable Alarm Threshold: The default alarm activates at 50 ppm. When carbon monoxide levels exceed the threshold, the screen flashes