Get my best DIY solar projects, delivered straight to your inbox: I want updates! Solar Calculators Solar Panel Size Calculator: What Size Panel Do I Need? Solar Panel Charge Time Calculator Solar Panel Tilt Angle Calculator See All Calculators DIY Solar Power Tutorials 4 Ways to Test Solar Panels: Output, Wattage & Amps How to Set Up Your 1st Solar Panel System DIY 12V Solar Shed Lights: 5 Steps (w/ Videos) How to Connect a Solar Panel to a Battery: 5 Steps (w/ Videos) See All Tutorials Solar Reviews 5 Best MPPT Charge Controllers 5 Best Cheap PWM Solar Charge Controllers 5 Best 100 Watt Solar Panels See All Reviews Recent Posts Eco-Friendly Living Solar Panels for Apartments: 5 Best Ways Alex Beale May 15, 2023 DIY Solar Power How Long Will a 12V 100Ah Battery Run a TV? Alex Beale May 12, 2023 Solar Calculators Solar Panel Maximum Voltage Calculator Alex Beale May 5, 2023 DIY Solar Power How Much Energy Does a 100 Watt Solar Panel Produce? Alex Beale May 1, 2023 DIY Solar Power DIY Solar Lights for Beginners (No Tools Needed!) Alex Beale April 12, 2023 DIY Solar Power How to Charge LiFePO4 Batteries with Solar Panels Alex Beale March 27, 2023 See All Posts Hi, I'm Alex I’m a DIY solar power enthusiast on a journey to learn how to solar power anything. Footprint Hero is where I’m sharing what I learn – as well as the (many) mistakes I’m making along the way. Learn More