No, watch winders do not typically use a lot of electricity. Most watch winders either use a low-power adapter or batteries, and the energy consumption is minimal, especially when compared to other household appliances.

Low power consumption:
Watch winders are designed to be energy-efficient. They use a small motor to rotate the watch and mimic the movement of a wrist, keeping the automatic watch wound.

Minimal impact on energy bills:
The amount of electricity a watch winder consumes is negligible, and it's unlikely to significantly increase your electricity bill, even if you have multiple watch winder.

Battery life:
Battery-powered watch winders can last for several months on a single set of batteries.

Power supply options:
While most watch winders plug into a wall outlet, some offer battery operation, providing flexibility in placement.