I’m not sure who decided carbon monoxide detectors and smoke alarms should need to be taken off the wall so you could load the batteries in the back, but it’s an annoying trend that has been accepted as standard for a long time. Fortunately, the folks at Kidde decided to give us something a little more user friendly.
This Kidde carbon monoxide dectecotr has the battery cover on the front, so you can reload without removing the device from the wall.
Other handy features include a patented Nighthawk electrochemical CO sensor and a digital display that shows CO levels in parts per million and updates every 15 seconds. Its peak-level memory keeps track of the maximum CO level detected between resets.
There’s even an alarm to tell you when the batteries need to be replaced (no more staring up at the ceiling and wondering if anyone has tested the unit anytime in the last 6
Get it for about $50 at Amazon: