6-in-1 USB to Serial Converter Shipping:2-4 Weeks Each ESP8266 module comes pre-programmed

Each ESP8266 module comes pre-programmed with an AT command set firmware

Battery holder - 4xAA (1)

Linear Acceleration Accuracy: 0

bottom view with dimensions

Tested 3D Point Cloud Effect

6-in-1 USB to Serial Converter Shipping:2-4 Weeks Each ESP8266 module comes pre-programmedAre you troubled by the various level standards and voltages of the serial port? This 6 in 1 USB to Serial Converter is just right for you. Check it out! One module has six functions. This 6 in 1 multifunctional serial converter supports USB TTL, USB 232, USB 485, TTL 232, TTL 485, and 232 485 converting functions and is 3. 3V 5V compatible. It works well with mainstream operating systems such as Windows and Linux. There is a 500mA fuse protection