LILYGO T-Energy S3 Compact ESP32-S3 Dev Board

• Energy-efficient design for low-power IoT, remote sensing & battery-driven embedded systems

• Built-in slot for standard 18650 lithium battery supports long-term off-grid operation

• Integrated USB charging capability for convenient power management

• Connectivity: Wi-Fi 802.11 b/g/n + Bluetooth 5 (LE) reliable wireless communication

• Equipped with HX6610S charging chip reverse polarity protection for safe & stable operation

Perfect for:

• Low-power IoT modules

• Remote sensing projects

• Portable, battery-powered embedded applications

Features

• ESP32-S3 MCU with 16MB Flash and 8MB PSRAM for high-speed processing.
• Integrated 18650 lithium battery slot for portable power supply.
• HX6610S charging chip with reverse polarity protection.
• Supports USB charging (5V 500mA) for easy recharging.
• Wi-Fi 802.11 b/g/n & Bluetooth 5 (LE) for wireless communication.
• Qwiic 4-Pin STEMMA QT interface for I2C expansion.
• Compact size (32 x 91.5mm) for easy integration into embedded projects.
• Compatible with Arduino-IDE, VS Code, and ESP-IDF for flexible development.

Specifications

Applications

• Battery-Powered IoT Devices: Long-term wireless sensors, automation projects.
• Remote Sensing & Monitoring: Low-power communication and data collection.
• Portable Embedded Systems: Energy-efficient designs for mobile applications.
• Wearable & Smart Gadgets: Battery-backed Bluetooth and Wi-Fi connectivity.
• DIY & Maker Projects: Ideal for developers building compact and wireless solutions.

Sample Code For Reference[Github]

If you need technical support please check below link to find more details.

T-Energy S3

Product Display

Size

Pin Diagram

More

Shipping List