Give your mom peace of mind for Mother's Day with these easy-to-use home security gadgets for every kind of mother.

Broadly speaking, there are two requirements for a button-cell battery to serve as a safe replacement: size and voltage. An LR44 measures in at 0.46 inches in diameter and 0.21 inches in height.

Deal with May's unpredictable weather by hooking up a smart thermostat that reacts to temperature conditions and usage to ...

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