Nano V3.0 ATmega168 CH340 CH340G Mini USB Microcontroller Module

It has similar structure with Arduino Diecimila/Duemilanove, but different size. To reduce the size, components are mounted on both sides of the PCB.

USB Nano V3.0 ATmega168 16M 5V Mini-controller CH340 For Arduino

ATmega168 CH340 CH340G Nano V3.0 3.0 Mini USB UART Board 16Mhz 3.3

USB CH340G Nano V3.0 16M 5V ATmega328P Micro-Controller Board For

Mini / Type c / Micro Usb Nano 3.0 Controller Compatible - Temu

CentIoT - Nano V3 ATmega328P - CH340 Micro USB - unSoldered Pins

Mini USB CH340 Nano v3.0 ATmega328P Controller Board Compatible

Ks0173 keyestudio Nano ch340 - Keyestudio Wiki

Arduino Compatible Nano V3.0 ATmega168P CH340 MicroUSB – STEM Labs

The board uses a chip CH340G as converter UART-USB. Chip CH340G - is a budget solution. With an operation frequency in 12Mhz, yields stable result of

1-10PCS USB Nano V3.0 ATmega168 16M 5V Mini-controller CH340G For Arduino US

MINI Type-C Nano 3.0 USB V3.0 ATmega328P CH340G 5V 16M Module