D1 Mini Battery Shield V1.1 – Wemos Single Lithium Battery Charging Module

Unlock new levels of portability and functionality for your Wemos D1 Mini or D1 Mini Pro with the D1 Mini Battery Shield V1.1. Designed for makers and IoT enthusiasts, this battery shield provides a seamless solution for powering your projects with a single lithium cell (3.7V) Li-Po battery, delivering up to 1A of current.

This intelligent shield is equipped with a built-in DC-DC converter, which efficiently boosts the battery voltage from 3.7V to a stable 5V, ensuring consistent power delivery for the D1 Mini and any connected modules. When your battery is running low, simply connect a micro USB cable to recharge it with ease. Dual LED indicators let you monitor charging status at a glance: red for active charging and green for full charge.

Key Features:

• Versatile Power Management: Supports a single 3.7V lithium battery (3.3V to 4.2V range), boosted to 5V for stable output.
• Dual Charging Options: Charge via micro USB with configurable current settings (500mA or 1000mA) to suit your needs.
• Enhanced Safety: Integrated TP5400 chip protects against undervoltage, making it compatible with batteries without a built-in protection circuit.
• User-Friendly Design: Easy-to-use JST-PH connector (2.0mm) and micro USB port for seamless charging, plus LED indicators to track charging progress.

Specifications:

• Charging Voltage: 5V (max 10V)
• Charging Current: Selectable at 0.5A or 1A
• Battery Voltage Range: 3.3V to 4.2V
• Output: 5V, up to 1A

Ports:

• XH2-2.54mm: Connects to the lithium battery
• Micro USB: For charging (5V input)
• J1 Jumper: Set charging current at 0.5A or 1A

Package Includes:

• 1 x Battery Shield V1.1 for Wemos D1 Mini
• 2 x 8-Pin Male Header Pins

Whether you're building a portable sensor, mobile controller, or any other D1 Mini project, the D1 Mini Battery Shield V1.1 provides reliable power and safety features for uninterrupted performance

This product can be found here:

• Accessories
• Accessories
• Arduino Shields
• Boards
• Development Boards
• Shields/Hats & Cases