The power consumption of a pixel LED strip can vary depending on several factors, including the number and type of LEDs per pixel, the brightness settings, and any additional features such as special effects or animations. However, I can provide a general estimation based on typical specifications.

A common type of pixel LED strip uses individually addressable WS2812B or SK6812 LEDs. These strips typically have 30, 60, or 144 LEDs per meter. Let's calculate the power consumption for a strip with 60 LEDs per meter, which is a common configuration:

1. LED Power Consumption: Each WS2812B or SK6812 LED consumes approximately 0.2 to 0.3 watts at maximum brightness when displaying white light. This value may vary slightly depending on the specific LED model and the color being displayed.

2. Number of LEDs: For a strip with 60 LEDs per meter, the total number of LEDs in a 1-meter length of the strip would be 60.

3. Total Power Consumption: To calculate the total power consumption of the strip, we multiply the power consumption per LED by the total number of LEDs. Let's assume an average power consumption of 0.25 watts per LED:

   Total Power Consumption = Power per LED × Number of LEDs = 0.25 watts/LED × 60 LEDs ≈ 15 watts

So, a 1-meter length of pixel LED strip with 60 LEDs per meter could consume approximately 15 watts of power when displaying white light at maximum brightness.

It's important to note that this is a rough estimate, and actual power consumption may vary based on factors such as the specific LED model, the color and brightness settings, and any additional circuitry or controllers used with the strip. Additionally, if special effects or animations are programmed into the LEDs, the power consumption may fluctuate dynamically based on the content being displayed.