AITRIP ESP32 Dev Board 3-Pack Review: Solid Maker Value

AITRIP ESP32 Dev Board 3-Pack: Triple the Boards, Zero Compromise

If you've ever fried a microcontroller mid-project — a crossed wire, the wrong voltage rail, one wrong jumper — you know the frustration of waiting days for a replacement to arrive. The AITRIP ESP-WROOM-32 ESP32 Development Board (3-Pack) heads that problem off entirely by putting three fully independent dual-core WiFi and Bluetooth boards in a single order, at a price that works out to well under six dollars per unit.

This isn't a stripped-down clone chip either. Every board in the pack runs the same 2.4GHz WiFi and Bluetooth dual-mode silicon found in countless commercial IoT products, with the antenna switch, RF amplifier, and filter stage already integrated onto the PCB. That makes this pack a strong fit for students learning embedded programming, makers building a small network of sensor nodes, or anyone running a workshop where several people need identical hardware at once. With a 4.4-star rating across 1,407 reviews and an Amazon's Choice badge, it's clearly built up real trust at this price point.

Full Specifications & Quick Overview

Specification	Details
Brand	AITRIP
Model	ESP-WROOM-32 (Model #15363)
Processor	Dual-core Tensilica LX6, up to 240MHz
Memory	512KB SRAM
Wireless	2.4GHz WiFi 802.11b/g/n + Bluetooth Classic & BLE
WiFi Modes	AP, STA, AP+STA
GPIO Pins	30 or 36 pins (15 per row, depending on variant)
Onboard Sensors	Hall effect sensor, temperature sensor
Peripherals	Capacitive touch, ADC, DAC, UART, SPI, I2C
Onboard Controls	Reset and boot buttons for easy flashing
Board Dimensions	2.05"L x 1.18"W x 0.59"H (per board)
Package Contents	3 x ESP32 Development Board
IDE Support	Arduino IDE
Category Rank	#2 in Single Board Computers

Dual-Core Power With the RF Stage Already Built In

At the center of every board sits a dual-core Tensilica LX6 processor clocked up to 240MHz, which means the chip can run your application logic on one core while the second core handles WiFi and Bluetooth traffic in the background. In practice, that keeps a data-logging or automation sketch responsive even while the board is mid-transmission, something a single-core microcontroller can struggle with under load.

What sets the ESP-WROOM-32 module apart from a bare chip is everything AITRIP has packed around that processor. The antenna switch, RF balun, power amplifier, low-noise amplifier, and filtering stage are all integrated directly onto the module using a TSMC 40nm ultra-low-power process. That means you're not sourcing or soldering separate RF components to get a working wireless link — it's already tuned and ready the moment you apply power.

Wi-Fi and Bluetooth, Configured Three Different Ways

Each board supports three distinct WiFi modes: AP (Access Point), STA (Station), and AP+STA combined. That flexibility matters more than it might sound — a board running in STA mode behaves like any WiFi client, connecting straight to your home router for cloud logging or app control. Switch it to AP mode instead, and the same board becomes its own access point, letting a phone or laptop connect directly to it with zero existing network infrastructure required. AP+STA lets it do a version of both simultaneously.

Bluetooth support runs in parallel with WiFi rather than instead of it, covering both Classic Bluetooth and Bluetooth Low Energy (BLE). That combination is exactly what shows up in most commercial smart-home gadgets, so a project prototyped on this board translates cleanly to real products if you ever take it further than a breadboard.

Sensors, Pins, and Peripherals Built for Tinkering

Beyond wireless, each board carries a genuinely broad set of onboard peripherals: capacitive touch inputs, analog-to-digital converters, a digital-to-analog converter, UART, SPI, and I2C. That covers the vast majority of sensors and displays a hobbyist is likely to wire up, from temperature probes to OLED screens to rotary encoders, without needing an external converter chip.

AITRIP's boards also throw in a couple of extras you don't always get at this price: a built-in hall effect sensor and a built-in temperature sensor, both usable straight out of the box with no additional wiring. Depending on the specific unit in the pack, you'll find either a 30-pin or 36-pin layout with 15 pins per row — worth a quick check against whatever breadboard or breakout shield you're planning to pair it with. Dedicated reset and boot buttons are mounted right on the board, so putting it into flashing mode for new firmware is a two-button process rather than a jumper-wire dance.

Getting Started Is Genuinely Beginner-Friendly

The board is built to work with the Arduino IDE right out of the box, which is likely the biggest reason it holds a 4.4-star rating across 1,407 reviews. Underneath that beginner-friendly surface, the board's networking stack runs on FreeRTOS with an LWIP-based TCP/IP implementation, which is the same combination powering a large share of production ESP32 firmware in the wild — so skills learned here carry over directly to more advanced projects later.

Power efficiency is also part of the design brief, not an afterthought. The 40nm process node behind the chip is specifically chosen for ultra-low power draw, which matters if you're planning anything battery-powered, like a remote sensor node that needs to sleep between readings and sip power for months at a time.

Three Boards, One Order, Real Savings

At $16.79 for three complete boards, this pack works out to roughly $5.60 per unit — noticeably cheaper than buying single ESP32 boards one at a time from most sellers. That math matters for a few very specific situations: a classroom or workshop outfitting multiple students with identical hardware, a maker building a small mesh of sensor nodes that all need to match, or simply anyone who wants a spare on hand for the inevitable day a jumper wire ends up somewhere it shouldn't.

Photo Gallery

Pros & Cons

Who Should Buy the AITRIP ESP32 Dev Board 3-Pack?

This pack makes the most sense for students and hobbyists learning embedded programming who want room to make mistakes without the pressure of a single irreplaceable board, for makers assembling a small sensor network where several boards need to match, and for teachers or workshop leads who need identical hardware for multiple people at once. It's also a smart pickup for anyone who's already comfortable with a single ESP32 and simply wants spares on hand.

It's a weaker fit for someone who wants one polished, ready-to-mount board for a single finished project with an external antenna for range, or a total beginner who wants a boxed starter kit with a breadboard, jumper wires, and sensors already bundled in — this listing is boards only.

Final Verdict

The AITRIP ESP-WROOM-32 ESP32 Development Board (3-Pack) delivers exactly what its Amazon's Choice badge promises: dual-core WiFi and Bluetooth hardware, a genuinely broad peripheral set, and Arduino IDE compatibility, all at a price that comes out under six dollars per board. The lack of an enclosure and the thin included documentation are easy trade-offs to accept at this price, especially once you factor in having two spares on hand. For students, makers, and workshop settings that need multiple identical boards, this is a straightforward recommendation.

⚠️ Price ($16.79) and rating (4.4/5 · 1,407 reviews) were accurate at time of writing. Please check Amazon for the latest pricing and availability before purchasing.

---