This is ESP32 Marauder ESP32 Marauder, a WiFiBluetooth and toolkit for ESP32. This board runs on ESP322432r028, think of it as a cheaper Flipper Zero. USBC and MicroUSB ports, MicroSD card slot, acrylic case. CYD Cheap Yellow Display with 2.8 inch, 240380 touch screen, with ST7789 driver chip. To power on, plug it into a laptop, phone charger or power bank. Kick devices off WiFi networks, power off, monitor network traffic and more. This allows for a secure and reliable wireless connection. This device works with or without an SD card, but you cannot save your work without one. Please note 1. This link is for ESP32Maruder, not for NMMiner. If you want to flash to NMMiner, you should get a license from NMMiner Team. 2. Micro SD card not included. which is required for some of the Marauders functions. Note Please contact customer service if you need video materials about the operation project description. There are differences in printed screen printing due to different batches, which does not affect the use. Color As shown Material PCBAcrylic Package Contents 1 ESP32 Marauder Only the above package contents, other products are not included. Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 13 cm.