M5Stack Atomic Battery Base (200mAh)
📦 Location of the warehouse: US
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M5Stack Atomic Battery Base (200mAh)
The M5Stack Atomic Battery Base is a compact rechargeable power supply module specifically designed for the M5Stack Atom series. It provides reliable power for your M5Stack projects, featuring a 200mAh lithium battery with a stable 5V boosted output, making it perfect for IoT and portable applications.
Utilizing the ETA9085E10 boost converter and the LGS4056HDA linear charging chip, the M5Stack Battery Base provides safe and efficient charging. It includes a battery voltage detection circuit and LED level indicators for real-time monitoring. The onboard DIP switch allows for easy toggling between charging and boost modes, which is ideal for rapid prototyping and mobile development with M5Stack devices.
Key Features
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Designed specifically for the M5Stack Atom series
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ETA9085E10 high-efficiency boost converter
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LGS4056HDA linear charging management chip
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Built-in 200mAh lithium rechargeable battery
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LED indicators for battery level and charging status
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DIP switch for convenient switching between boost and charging modes
Technical Specifications
| Specification | Parameter |
|---|---|
| Charging/Discharging Chip | LGS4056HDA |
| Boost Converter Chip | ETA9085E10 |
| Battery Indicator | 4-level red LED |
| Charging Indicator | Blue (charging), Green (full) |
| Battery Capacity | 3.7V @ 200mAh |
| Voltage Detection Circuit | Included (divider-based) |
| Charging Current | 5V @ 223mA |
| Boost Output Current | Max 5V @ 300mA |
| Standby Current | 4.2V @ 2.55µA |
| Operating Current | 4.2V @ 39.55mA |
| Temperature Range | 0°C ~ 40°C |
| Product Size | 24.0 x 24.0 x 23.95 mm |
| Product Weight | 9.4g |
| Package Size | 47.0 x 46.0 x 27.0 mm |
| Gross Weight | 15.8g |
Applications
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Power source for M5Stack IoT devices
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Portable devices powered by M5Stack
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Mobile development and testing environments
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Embedded systems integrating the M5Stack Atom
Includes
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1 × M5Stack Atomic Battery Base
Compatibility Note
This M5Stack Battery Base is compatible with most Atom series products.
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If used with M5Stack Atom Echo Base, cut all right-side pins.
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If used with M5Stack Atom-Echo, cut the G33 pin.
In both cases, it acts as a power supply only and cannot read battery voltage.
Charging/Discharging Instructions

Reference
M5Stack Atomic Battery Base (200mAh)
1. General Shipping Information
- We provide premium shipping methods with a tracking number for each order.
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Shipping address should be input in English without any special symbols to help the courier company recognize your address in the system. We will ship according to the shipping address you provided. Please notify us of any address change before your order is marked "Shipped" to avoid parcel loss.
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Please contact our customer service staff immediately if you need to cancel or change an order. Once your order has reached "Shipped" status, it can no longer be canceled or changed in any way. To avoid complications, please recheck your shopping cart before checkout.
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We can ship all in-stock orders within 1 business day as your order has been confirmed.
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All items are inspected before dispatch and are carefully hand-packed.
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With standard courier practice, you need to check the contents of the parcel before signing for your goods. Otherwise, we will not be held responsible for any damage that may have occurred in transit.
2. Shipping Options & Rates (United States)
(For Products in the US Warehouse & Global Warehouse)
2.1 Continental U.S. (50 States)
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| USPS Ground Advantage | $0.00 - $5.00 | $9.99 | 3-7 Business Days |
| USPS Ground Advantage | $5.00 - $50.00 | $5.99 | 3-7 Business Days |
| USPS Ground Advantage | Over $50.00 | Free | 3-7 Business Days |
|
USPS Priority Mail (Faster Option) |
$0.00 - $50.00 | $19.99 | 1-4 Business Days |
| USPS Priority Mail | Over $50.00 | $17.59 | 1-4 Business Days |
2.2 Non-Continental U.S.
(Includes Alaska, Hawaii, Puerto Rico, Guam, Virgin Islands, etc.)
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| USPS Ground Advantage | $0.00 - $5.00 | $9.99 | 5-9 Business Days |
| USPS Ground Advantage | $5.00 - $70.00 | $7.99 | 5-9 Business Days |
| USPS Ground Advantage | Over $70.00 | Free | 5-9 Business Days |
Important Notice:
- Before placing your order, please check the inventory location on the product page to confirm the delivery timeframes.
- For products stored in the Global Warehouse (Shenzhen), we will ship them directly from China.
- If you place an order for products from both the U.S. warehouse and the Global warehouse, we will ship your order separately: the products from the Global warehouse will be sent from China, and the products from the U.S. warehouse will be sent from the U.S. warehouse.
3. Warehouse Locations
Our products are stored in both our U.S. and Global warehouses to provide more flexible logistics solutions. On each product's description page, we indicate the specific warehouse location.
3.1 U.S. Warehouse
For products stored here, we use USPS for shipping. Logistics within U.S. are very efficient, with an estimated delivery time of 3-7 business days.
3.2 Global Warehouse (China)
Located in Shenzhen, Guangdong.
For orders shipping from our Global Warehouse, we typically use YunExpress. Given the complexities of international shipping, the estimated delivery time is around 10 business days, though this may vary due to customs processes.












