micro:bit

The BBC micro:bit is a simple to use and learn development board designed by the BBC for use within the classroom. Due to it's simplicity of block programming  and plug-and-play electronics the micro:bit is incredibly easy for beginners of all ages to learn! covering a wide array of subjects across the curriculum has made it one of the most popular choices for schools and colleges around the world! 

Battery Holder With Switch Lid + Jst Connector For Bbc Micro:bit - Accessories
Battery Holder - 2X Aaa With 2 Pin Jst Connector For Bbc Micro:bit - Accessories