Feature: 1.DIY YOUR OWN SMART MODEL----Build your own powered models solar toys solar lights solar displays charging small DC batteries. It can be used for teaching purpose. Many of our customers come from school colleague etc. 2.A blocking diode installed already in the backside to protect the solar panel from over-charging and current backflow. 3.High quality epoxy resin unique technology to make the components beautiful and strong anti-wind and snow increase the service life of solar panels. Color coded wires with alligator clips make working with it easy and fun. For those of you who want to connect more than one panel together this panel has two soldered tabs for permanent connections. 4.Solar panels are devices that absorb sunlight and convert solar radiation directly or indirectly into electricity through photoelectric or photochemical effects it's perfect devices for science project. Description : Current: 0-300mA Voltage: 1.5V Weight: 20g Wire: about 15CM Size: 60*80*3mm Note: Due to manual measure please allow 1-2mm deviation Actual item may be slightly different from the image due to monitor and ligth effect includes: 1XSolar Panel "