Running a plug-in toy crane machine all day might seem like a fun idea, but have you ever wondered about the electricity cost? The answer depends on three key factors: the machine's power consumption (measured in watts), how many hours you operate it, and your local electricity rate. Most plug-in toy crane machines consume between 10 to 30 watts of power. To calculate the cost, first determine the machine's wattage—check the label on the device or its manual. Let's take an example: if your toy crane uses 20 watts and you run it for 24 hours, that's 480 watt-hours (20W × 24h), or 0.48 kWh. With an average electricity rate of $0.15 per kWh in the US, running it all day would cost about $0.072 (less than 10 cents). That means operating it continuously for a month might add roughly $2.16 to your bill. However, costs can vary based on your location and the machine's efficiency. For instance, higher-wattage models or areas with expensive utilities could see daily costs up to $0.20. To save energy, consider using a timer to limit operation or unplugging it when not in use. Overall, while the daily expense is minimal, being mindful of usage helps manage long-term energy costs effectively.