USA Warehouse Microcontrollers: What Is in Stock Now
Four microcontroller boards sit in stock at the NY warehouse right now: the ESP32 DevKit V1 from $11.99, the ESP32-S2 Mini from $11.16, the ESP32 SuperMini from $9.99, and the RP2040 Pro Micro at $8.37. Each board ships from NY, USA in 1 to 2 business days.
Quick facts
| Fact | Value |
|---|---|
| Boards in stock | 4: DevKit V1, S2 Mini, SuperMini, RP2040 Pro Micro |
| DevKit V1 | From $11.99, 30 pins, WiFi and Bluetooth |
| S2 Mini | From $11.16, 27 pins, WiFi, USB-C |
| SuperMini | From $9.99, C3, C6, S3, H2 |
| RP2040 Pro Micro | $8.37, 16MB flash, USB-C, QMK |
| Shipping | From NY, USA in 1-2 business days |
Which boards are in stock?
Four boards are in stock: the ESP32 DevKit V1, the ESP32-S2 Mini, the ESP32 SuperMini, and the RP2040 Pro Micro.
The SuperMini starts at $9.99, the DevKit V1 at $11.99, the S2 Mini at $11.16, and the RP2040 Pro Micro at $8.37.
All four ship from NY, USA in 1 to 2 business days.
Which board has WiFi and Bluetooth?
The DevKit V1, S2 Mini, and SuperMini C3, C6, and S3 carry WiFi, and the DevKit V1, SuperMini C3, C6, and S3 carry Bluetooth.
The S2 Mini runs WiFi on the ESP32-S2FN4R2 chip with 4MB flash and 2MB PSRAM.
The SuperMini H2 uses Zigbee and Thread instead of WiFi, and the RP2040 Pro Micro has no wireless radio.
Which board fits a small build?
The SuperMini is the smallest board here, with a C3, C6, S3, or H2 chip and matching expansion boards.
The S2 Mini measures 25.5 by 34.3 mm and fits D1 Mini shields.
The RP2040 Pro Micro is a compact USB-C board with a Pro Micro pinout for keyboards and macropads.
What can you add to a microcontroller build?
Add a TFT LCD display module from $5.83 in eight sizes from 0.96 to 2.8 inch, with SPI and 65K color.
Add a 5V active buzzer 6-pack for $7.49 when your build needs lost-model beeps or warning tones.
Add a HiLetgo SFM-27 alarm buzzer 5-pack for $13.47 when your project needs a 95dB panel alarm.
What did we check on the bench?
We checked each listing states its chip, pin count, and wireless radio.
We counted 11 images on the DevKit V1 listing, 5 on the S2 Mini listing, 14 on the SuperMini listing, and 7 on the RP2040 Pro Micro listing.
We matched every price in this guide to the live store price on November 11, 2026.
How the options compare
| Board | Chip | Wireless | Size | Price |
|---|---|---|---|---|
| ESP32 DevKit V1 | WROOM-32 dual-core | WiFi and Bluetooth | Full-size 30-pin | From $11.99 |
| ESP32-S2 Mini | ESP32-S2FN4R2 | WiFi | 25.5 by 34.3 mm | From $11.16 |
| ESP32 SuperMini | C3, C6, S3, or H2 | WiFi, Bluetooth, Zigbee, Thread | Compact SuperMini | From $9.99 |
| RP2040 Pro Micro | RP2040 dual-core Cortex-M0+ | None | Compact Pro Micro | $8.37 |
How do you pick a board from this roundup?
- List what the project needs: WiFi, Bluetooth, Zigbee, USB OTG, or pin count.
- Pick the DevKit V1 for the bench, the S2 Mini for a D1 Mini shield, the SuperMini for the smallest build, or the RP2040 Pro Micro for a keyboard.
- Check the listing for the chip and USB version before you order.
- Add a display or buzzer from the list above when the build needs one.
Parts that fit this guide
In-stock parts ship from the New York, USA warehouse in 1-2 business days. Prices below are the live store prices we verified on November 11, 2026.
ESP32 DevKit V1 Development Board, 30-Pin WROOM-32, WiFi + Bluetooth ($11.99)
ESP32 DevKit V1 from $11.99. It is a 30-pin WROOM-32 board with a dual-core processor, WiFi, and Bluetooth.
ESP32-S2 Mini Development Board, WiFi, 4MB Flash, 2MB PSRAM, USB-C ($11.16)
ESP32-S2 Mini from $11.16. It is a 25.5 by 34.3 mm WiFi board with 4MB flash, 2MB PSRAM, and USB-C.
ESP32 SuperMini Development Board, C3 / C6 / S3 / H2 + Expansion Boards, WiFi + Bluetooth ($9.99)
ESP32 SuperMini from $9.99. It is a compact board in C3, C6, S3, or H2 versions with matching expansion boards.
RP2040 Pro Micro Development Board, 16MB Flash, USB-C, QMK Compatible ($8.37)
RP2040 Pro Micro at $8.37. It is a compact board with a dual-core RP2040, 16MB flash, USB-C, and BOOT and RESET buttons.
Related parts: TFT LCD Display Module, IPS SPI, 0.96-2.8 inch, ST7735/ST7789/ILI9341: TFT LCD display module, an IPS SPI screen in eight sizes for Arduino, ESP32, and Raspberry Pi projects.; 5V Active Buzzer Beeper Tracker, 9 x 5.5mm, for FPV Racing Drone PDB Flight Controller, 6-Pack: 5V active buzzer 6-pack, a 9 by 5.5 mm buzzer for FPV PDB and flight controller pads.; HiLetgo SFM-27 95dB Alarm Buzzer, 3-24V, Continuous Beep, 5-Pack: HiLetgo SFM-27 alarm buzzer, 95dB continuous beep on 3 to 24V..
Shop the full range: ESP32 & ESP8266 at Quality RC Parts. See also: Related guide.
Frequently asked questions
Which board is the cheapest in stock?
The RP2040 Pro Micro at $8.37. The ESP32 SuperMini starts at $9.99, the S2 Mini at $11.16, and the DevKit V1 at $11.99.
Which board fits a keyboard build?
The RP2040 Pro Micro. It runs QMK firmware and has a Pro Micro pinout for custom keyboards and macropads.
Which board fits a D1 Mini shield?
The ESP32-S2 Mini. It fits D1 Mini shields and starts at $11.16 for a 1-pack.
Do these boards ship from the USA?
Yes. All four ship from NY, USA in 1 to 2 business days.
Sources
Last updated: November 11, 2026.