LONELY BINARY
Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE
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*Price sourced from Amazon.com. Last updated 2026-08-24. Price and availability subject to change.
Bottom line: The Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE is a niche pick — read recent reviews before buying in the single board computers category, priced around $34.99. Compare close alternatives 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 scored Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the single board computers category. LONELY BINARY's single board computers lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.
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
| Brand | LONELY BINARY |
|---|---|
| CPU Model | E-Series |
| Model Name | 3-PACK ESP32-C3 OLED Kit |
| Unit Count | 6 Count |
| Connectivity | Bluetooth, USB, WiFi |
| Model Number | 3-PACK ESP32-C3 OLED Kit |
| Connection Type | Wireless |
| Mfr Part Number | 3-PACK ESP32-C3 OLED Kit |
| Number of Items | 3 |
| Number of Packs | 3 |
| Processor Brand | Espressif |
| Processor Count | 3 |
| Total Usb Ports | 1 |
| Compatible Devices | Arduino 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 Description | 1 Year Warranty |
| Wireless Compability | Bluetooth |
| RAM Memory Technology | LPDDR2 |
| Connectivity Technology | Bluetooth, Wi-Fi |
| Memory Storage Capacity | 4 MB |
Ready to buy?
Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE 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.
View Current Price on Amazon →
*Price sourced from Amazon.com. Last updated 2026-08-24. Price and availability subject to change.
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