Features: and . The fixture doesn't contain ESP32 module, which is suitable for burning test board of ESP-WROOM-32 module . All IO port have led can be used as the minimum system board or small batch burn with fixture. The pin has good contact performance, ensure stable working This burn fixture is adopted of electronic components, and precision process, ensure for the durability. Specifications: Type: Burn Fixture Size: 5x4.5cm or 1.97x1.77in Weight: 27g or 1.0oz Package includes: 1 x Burn Fixture Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.