About this item

The BIGTREETECH BTT ESP8266 WiFi Transceiver Module is a versatile and powerful wireless communication module designed to bring Wi-Fi connectivity to your 3D printer. It’s ideal for integration with BIGTREETECH mainboards such as SKR 2, SKR V1.4, and Octopus V1.1, enabling remote control and monitoring of your printer via popular firmware platforms like Marlin or Klipper. Based on the reliable ESP8266 chip, this module is available in two versions—ESP-12S and ESP-07—both offering stable wireless communication, low power consumption, and high performance. It connects to your 3D printer’s mainboard via UART (serial interface), allowing for G-code uploading, print monitoring, and configuration over a wireless network. This module is especially useful when paired with OctoPrint, Fluidd, or Mainsail in Klipper environments. Whether you want to eliminate the need for SD cards, monitor print progress remotely, or send commands over your network, the BTT ESP8266 module offers a compact, low-cost, and effective solution. Ideal for makers who want to upgrade their printer to be more connected and convenient, the ESP8266 WiFi module helps bring your 3D printing workflow into the wireless age.

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