Battery-Operated Carbon Monoxide Detector and Clock for Home, Desktop CO detector with Digital Display and Voice Warning for Travel

描述

Make sure you are in safe It has a nice subtle green light that flashes every 30 seconds which lets you know that the unit is working. Showing constant CO measurement reading It shows constant CO measurement when the PPM is higher than 30PPM. Detect concentration 0-999 PPM Built in clock Can be placed on a desktop and serve a dual purpose. Protector your anywhere you want It can be perched on a shelf or window ledge, it can also be fixed permanently to a wall. Digital display The backlit digital screen feature allows for easy viewing of carbon monoxide levels from 30-999PPM (parts per million).