---
product_id: 450770827
title: "DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS"
brand: "diymall"
price: "$U110"
currency: UYU
in_stock: false
url: https://www.desertcart.uy/products/450770827-diymall-3pcs-cp2102-usb-to-ttl-serial-module-with-dtr
store_origin: UY
region: Uruguay
---

# 5V/3.3V Compatibility UART Interface USB Connectivity DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS

**Brand:** diymall
**Price:** $U110
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Unlock Your Creativity with Every Connection!

## Quick Answers

- **What is this?** DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS by diymall
- **How much does it cost?** $U110 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/450770827-diymall-3pcs-cp2102-usb-to-ttl-serial-module-with-dtr)

## Best For

- diymall enthusiasts

## Why This Product

- Trusted diymall brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Design:** Space-saving module perfect for any project setup.
- • **Reliable Performance:** CP2102 chip ensures stable and efficient communication.
- • **Seamless Integration:** Easily connects with Arduino and other modules.
- • **Versatile Voltage Options:** Solder for 5V or 3.3V to match your project needs.
- • **Comprehensive Control Signals:** Supports multiple control signals for enhanced functionality.

## Overview

The 3PCS CP2102 USB to TTL Serial Module is a versatile and compact adapter designed for seamless communication with various Arduino motherboards and modules. Featuring a DTR trigger signal output and support for both 5V and 3.3V, this module is perfect for developers looking to enhance their projects with reliable UART interface capabilities.

## Description

Full description not available

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 4.29 x 4.13 x 0.83 inches |
| Item Weight | 1.06 ounces |
| Manufacturer | MECDY |
| ASIN | B09H6L7G9D |
| Date First Available | September 27, 2021 |

## Product Details

- **Compatible Devices:** gps
- **Specific Uses For Product:** GPS
- **Connector Type:** Solder
- **Brand:** DIYmall
- **Item Weight:** 0.03 Kilograms

## Images

![DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS - Image 1](https://m.media-amazon.com/images/I/61jPgN2kwpL.jpg)
![DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS - Image 2](https://m.media-amazon.com/images/I/61sUrq7x-EL.jpg)
![DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS - Image 3](https://m.media-amazon.com/images/I/61XzMpVGKvL.jpg)
![DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS - Image 4](https://m.media-amazon.com/images/I/51TyN5MA+YL.jpg)
![DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS - Image 5](https://m.media-amazon.com/images/I/61Za83OpxAL.jpg)

## Frequently Bought Together

- DIYmall 3PCS CP2102 USB to TTL Serial Module with DTR Pin, Converter Adapter STC Downloader Module for Arduino, ESP32-cam, GSM Relay, Pro Mini, Nextion Display, Beitian GPS
- Duttek 5 pin USB Header to USB Dupont Cable, USB 2.0 Type A Female to Dupont 5 Pin Female Header Motherboard Cable Cord (AF/5Pin 0.1M)(2-Pack)
- Chanzon Tactile Tact Push Button Switch 6x6x7mm Micro Momentary Tact Switch 4 pin 20 pcs SPST Pushbutton Switches Dip Touch Switch for Breadboard Arduino PCB Electronic Circuit Board

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.uy/products/450770827-diymall-3pcs-cp2102-usb-to-ttl-serial-module-with-dtr](https://www.desertcart.uy/products/450770827-diymall-3pcs-cp2102-usb-to-ttl-serial-module-with-dtr)

---

*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-11*