Building a Shelly 2.5 USB to TTL adapter cable

When you want to flash your Shelly 2.5 with anything but the original firmware for the first time, you

Shelly How to - Shelly 2 5

VoltLink is a Type-C USB to serial adapter & programmer for ESP32 devices with auto-reset functionality

VoltLink CP2102N USB Serial Adapter & Programmer

How to flash Shelly 2.5 with Tasmota firmware

Tasmota: Flashing and setup a Shelly 2.5

VoltLink CP2102N USB Serial Adapter & Programmer from Voltlog on Tindie

Designed to be used for USB to TTL electronic projects, easy to connect to your MCU. Status LED for TX,RX CP2102 USB to TTL Transfer chip from Silicon Labs,Industrial chip, high quality, super stable.

DSD Tech USB to TTL Serial Converter CP2102 with 4 Pin Dupont Cable Compatible with Windows 7,8,10,Linux,Mac OSX

Zehnder ComfoAir CA350 integration via serial connection (RS232) and MQTT - Share your Projects! - Home Assistant Community

HP JY728A Aruba Micro-USB 2.0 Console Adapter Cable - USB / serial cable - TTL serial (F) to USB (M) - for Aruba AP-203H, AP-303H - Assorted Colors : Electronics

DIY USB to TTL Converter : 6 Steps - Instructables

USB to RS485 TTL Serial Converter Adapter Module FT232 - DIYElectronics