These solar street lights are designed for residential areas, pathways, or small parks, and typically have a power consumption rate between 5 watts to 20 watts. They provide sufficient illumination while conserving energy. . How many watts can a 3. 2V solar light typically produces a power output that's influenced by several factors, including its design, the type of solar cells used, and environmental conditions. The wattage output can vary, often ranging between 0. But when it comes to highways or industrial zones, you're likely looking at 60 watts or more. High-lumen LED chips, monocrystalline solar panels, MPPT charge controllers, and durable materials ensure long-lasting performance. Here's a step-by-step guide to calculating the total power consumption: Step 1: Determine the power rating of the LED lamp Check the. . Solar street lights typically range between 30 to 200 watts, with variability based on the design and intended purpose, 2.