Fangrui Product Details Designed For Programming Learning - Block:bit Supports Online Graphical Programming Of Makecode. Scratch 3.0 Graphical Interaction And Python Programming. Makecode Online Graphical Programming - Based On Web , Makecode Graphical Programming Could Be Programmed Through Web Pages. It Is Applicable To Computers, Tablets And Mobile Phones, Making Programming Learning More Convenient. Sound Sensing - Equipped With Sond Sensor, Interaction Could Be Achieved Through Sound Control By Programming Setting With Block:bit. Sound Playback - Block:bit Is Equipped With A Buzzer Module, Which Can Easily Play Sound Through The Built-in Programming Module. Expansion - It Can Be Used With Extension Boards Or Alligator Clips. Due To Different Product Batches, The Appearance May Be Different, Which Does Not Affect Use. Type:b:expansion Pack Kit Colour:black Material:pc+metal Package Contents: 1 * Expansion Pack Kit Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displa