ESP-32S 38-Pin Development Board – WiFi + Bluetooth, CP2102 Chip

The ESP-32S 38-Pin Development Board is a compact, dual-core microcontroller board with built-in WiFi and Bluetooth, making it a go-to choice for makers building smart irrigation controllers, automated greenhouses, and DIY garden monitoring projects. The onboard CP2102 USB-to-serial chip lets you program and power the board straight from your computer over a standard USB cable, while the 38-pin layout gives you plenty of inputs and outputs to connect sensors, relays, pumps, and valves. It suits hobbyists, students, and growers who want to add wireless control and automation to a home garden, farm setup, or hydroponics system.

Key features

• Built-in WiFi and Bluetooth for wireless connectivity and remote control
• 38-pin layout with a wide range of GPIO pins for sensors and modules
• Onboard CP2102 USB-to-serial chip for easy programming and power
• Compatible with popular maker tools and a large open-source community
• Compact board that fits neatly on a breadboard or inside a project enclosure

Typical uses

• Smart drip and irrigation timers controlled from your phone
• Soil moisture and temperature monitoring for gardens and farms
• Automated pump and valve control in hydroponic setups
• General IoT, robotics, and learning projects

How to choose / tips

Pick this 38-pin version if your project needs many connection points for sensors and relays. Use a good-quality USB cable for stable programming, and add a separate power supply when driving pumps or motors so the board stays reliable.

Why tna W rna

At tna W rna we focus on quality components, reliable sourcing, and fast delivery across Egypt, with cash on delivery available so you can order with confidence.