LONELY BINARY
Lonely Binary 3-Pack ESP32-C3 OLED WiFi BLE LiPo Shield for Arduino IDE
Bottom line: The Lonely Binary 3-Pack OLED WiFi BLE LiPo Shield for Arduino IDE is a specs-and-price decision rather than a crowd-consensus one in the single board computers category, priced around $34.99 on Amazon as of 2026-10-20 22:23 UTC. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
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*Price sourced from Amazon.com. Last updated 2026-10-20. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Backed by LONELY BINARY's warranty and support channels
Cons
- ✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
Manufacturer description
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 OLED WiFi BLE LiPo Shield for Arduino IDE using a rating × review-volume × price-fit model applied to published specs and reviews 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. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
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 retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
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 listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-20. Price and availability subject to change.
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