Keyestudio Solar Charger Shield (Black and Eco-friendly) KS0521
The Keyestudio ESP32-IO Shield is an expansion board designed for seamless integration with the Keyestudio ESP32 Core Board. It provides convenient 2.54mm pin headers for easy connection to sensors and modules, along with a stable 3.3V DC power supply. The shield also features a DIP switch for power control and a standard DC jack for voltage input, ensuring efficient operation for various projects.
The Keyestudio ESP32-IO Shield is a highly versatile expansion board that enhances the capabilities of the Keyestudio ESP32 Core Board. It brings out all the pins of the ESP32 Core Board through 2.54mm pin headers, making it easy to connect external sensors and modules for various applications. The shield is designed with a stable 3.3V DC power supply for powering external sensors or modules and includes a convenient power supply circuit for the ESP32 Core Board. Additionally, it features a DIP switch for controlling power, along with a standard DC jack for input voltage ranging from 7-12V. This compact shield is ideal for integrating into different projects and offers a reliable solution for development and prototyping.
Features:
- Compatible with the Keyestudio ESP32 Core Board.
- Brings out all ESP32 Core Board pins using 2.54mm pin headers.
- Includes 2 rows of 2.54mm pin headers for easy sensor/module connectivity.
- Provides a stable 3.3V DC power supply for external sensors or modules.
- Power supply circuit for the ESP32 Core Board included.
- Equipped with a DIP switch to control power.
- Standard black DC jack for 7-12V DC input.
- Compact size suitable for integration into various projects.
- Built-in ROHS-compliant environmental attributes.
Specifications:
Supply Voltage | DC 7-12V |
Working Current | 60mA |
Maximum Power | 0.3W |
Operating Temperature | -25℃ to +65℃ |
Dimensions | 30mm x 20mm |
Environmental Attributes | ROHS |
Pinout:

- 2.54mm Pin Headers: Brings out all ESP32 Core Board pins for easy access.
- Power Output Pin Headers: Provides 3.3V DC to power external sensors or modules.
- DC Jack: Input voltage range: 7-12V.
- DIP Switch: Controls power to the ESP32 Core Board.
Applications:
- Prototyping IoT projects.
- Connecting sensors and modules for data collection.
- Powering external sensors and devices.
- Educational and research purposes.
- Home automation and smart device integration.
Resources:
Package Includes:
- 1 x Keyestudio ESP32-IO Shield