20Pcs 2V 40mAh 0.08W 40X40mm Micro Mini Power Small Solar Cell Panel Module for DIY Solar Light Phone Charger Toy Flashlight Power Bank High conversion rate, high efficiency output Build your DIY powered models, solar display, solar light and solar toys, etc Fit for preliminary study experiment with solar energy, also fit for the customer to do a variety of products available, Such as: solar lawn light, solar landscape lights, solar mobile charger, solar flashlight, and a variety of small solar toys. Use this solar panel to power a convenient appliance with free green energy from the sun. High-efficiency encapsulated solar panel, providing enough power for DIY Solar panel kit with battery, power small motors or other loads; perfect devices for science project