Kit4Curious Plastic Nasa Tech Multipurpose Kit with Multi-Project Solar Energy for Educational Learning (Multicolour) Multipurpose SOLAR energy educational kit is a best learning kit to know about basics of solar power conversion and applications. You can learn and enjoy the following using this kit:  Solar power generation Solar LED Lights Solar Fan Solar motor for various applications Good morning/Sunlight/Solar alarm  This kit contains:  Big size solar plate 17cm X 12cm Pack of 10 different Multicolor LED lights Solar fan Solar motor 2 propeller Extra wire for connections 4 switches 1 Buzzer (Beep Alarm) Instruction manual      Note: Color of some parts may vary from shown images.