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Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE | Built-in OLED, WiFi + BT 5.0 LE; 3 shields: 2.54mm, screw & non-screw terminal; LiPo UPS charging, 3.3V; battery monitor pads
LONELY BINARY

3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE | Built-in OLED, WiFi + BT 5.0 LE; 3 shields: 2.54mm, screw & non-screw terminal; LiPo UPS charging, 3.3V; battery monitor pads

$35.00

*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.

Bottom line: The 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE | Built-in OLED, WiFi + BT 5.0 LE; 3 shields: 2.54mm, screw & non-screw terminal; LiPo UPS charging, 3.3V; battery monitor pads is a niche pick — read recent reviews before buying in the single board computers category, priced around $35.00. Read recent reviews carefully before committing.

Lonely Binary 3-Pack ESP32-C3 OLED Development Board Kit with Expansion ShieldsThe Lonely Binary ESP32-C3 OLED Kit includes three ESP32-C3 development boards, each with a built-in OLED display for real-time data visualization and debugging. Paired with expansion shields, the kit supports protected LiPo batteries (such as 18650 cells) for portable, battery-powered applications. (Battery not included.)The LiPo battery functions like a UPS: when Type-C is connected, the ESP32 draws power from it and charges the battery; if disconnected, the battery takes over without rebooting or interrupting…

SpecPicks Verdict

SpecPicks classifies Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino… as a niche pick — read recent reviews before buying in the single board computers category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. LONELY BINARY's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for single board computers of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

  • ✓ Backed by LONELY BINARY's warranty and support channels
  • ✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

  • 【TRIPLE ESP32-C3 BOARDS WITH OLED DISPLAYS】Includes 3 compact ESP32-C3 development boards with integrated OLED screens for data readout and Wi-Fi/Bluetooth LE connectivity — for IoT prototyping and real-time monitoring.
  • 【LIPO UPS POWER MANAGEMENT】LiPo batteries (not included) act as instant backup: Type-C powers the board and charges the battery when connected, switching to battery power without reboots or interruptions for continuous operation.
  • 【VERSATILE EXPANSION SHIELDS】Comes with a 2.54mm Expansion Shield (dual male/female GPIO pins), a Screw Terminal Shield for permanent projects, and a Non-Screw Terminal Shield for fast prototyping with direct cable connections.
  • 【UNIVERSAL LIPO BATTERY COMPATIBILITY】All shields support protected LiPo batteries (e.g., 18650), with automatic 3.3V step-down for the ESP32-C3 and charging via USB Type-C for uninterrupted operation.
  • 【BATTERY MONITORING MADE SIMPLE】Integrated battery monitor pads on every shield — short them to enable voltage tracking on your ESP32-C3 for power management in portable setups.
  • 【FOR MAKERS AND DEVELOPERS】Supports Arduino IDE, MicroPython, and ESP-IDF — suitable for wireless sensors, smart displays, and custom electronics for beginners to experienced makers.

Full Specifications

BrandLONELY BINARY
CPU ModelE-Series
Model Name3-PACK ESP32-C3 OLED Kit
Unit Count6.0 Count
ConnectivityBluetooth, USB, WiFi
Model Number3-PACK ESP32-C3 OLED Kit
Connection TypeWireless
Mfr Part Number3-PACK ESP32-C3 OLED Kit
Processor BrandEspressif
Processor Count3
Total Usb Ports1
Compatible DevicesArduino UNO Arduino Mega Arduino Nano, ESP32 Development Boards Raspberry Pi 3 / 4 / 5, Raspberry Pi Pico STM32 Microcontrollers Other 3.3V / 5V Microcontroller Boards
Warranty Description1 Year Warranty
Wireless CompabilityBluetooth

Ready to buy?

Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE | Built-in OLED, WiFi + BT 5.0 LE; 3 shields: 2.54mm, screw & non-screw terminal; LiPo UPS charging, 3.3V; battery monitor pads is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.

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