One Tech Tip: How to repair an electric toothbrush
Toothbrushes used to be simple, powered only by your hand so they never broke down. Nowadays, rechargeable electric toothbrushes are increasingly popular because they make brushing easier and more effective, but they are a headache when they stop working properly. Inside an electric toothbrush’s waterproof housing is a battery that powers a tiny motor which rapidly rotates or vibrates a replaceable brush head.