| Brand | OPENJUMPER |
| Model | OJ-CK204 |
| Quantity | 1 |
| Color | Red + Black |
| Material | PCB |
| Features | Joystick Shield V2.1 Expansion Board |
| Specification | 1 rocker arm、 4 button; leas out 8~13 digit ports; A2~A5 analog input; with 7-pin wireless expansion kit、 can connect to OJ Bluetooth module |
| Application | Arduino DIY project |
| English Manual/Spec | Yes |
| Packing List | 1 x Expansion board |