# 21700 BASEN 4000MAH 3.7V 30A BATTERY

The 21700 BASEN 4000MAH 3.7V 30A battery is a high-capacity lithium-ion battery with a remarkable 4000mAh capacity and a high 30A continuous discharge rate. It is suitable for a wide range of applications, including vaping,flashlights, power tools, and other devices that require high-performance batteries.

**Unleashing Power and Performance**

The 21700 BASEN 4000MAH 3.7V 30A battery is made with high-quality materials and construction, ensuring long-lasting performance and reliability. Its high capacity and discharge rate make it ideal for vaping devices that demand consistent power delivery. Whether you're a cloud chaser or a flavor enthusiast, this battery will provide the power you need to enjoy your vaping experience to the fullest.

**Key Features and Benefits:**

-   High capacity of 4000mAh for extended use

-   High continuous discharge rate of 30A for demanding applications

-   Long lifespan and reliable performance

-   Suitable for a wide range of devices, including vaping mods, flashlights, power tools, and more

**Additional Information:**

-   Chemistry: Lithium-ion (Li-ion)

-   Nominal voltage: 3.7V

-   Maximum charge voltage: 4.2V

-   Discharge current: 30A (continuous)

-   Cycle life: 500+ times

-   Dimensions: 21.0mm x 70.0mm

-   Weight: 76g

**Safety Precautions:**

-   Always use a compatible charger and charging cable.

-   Do not overcharge or over-discharge the battery.

-   Do not expose the battery to extreme temperatures or direct sunlight.

-   Do not modify or disassemble the battery.

-   Store the battery in a cool, dry place.

**What's in the Box:**

-   1x 21700 BASEN 4000MAH 3.7V 30A battery

## Details

- **Price:** 6.5 GBP
- **Vendor:** Unbranded
- **Type:** ACCESSORIES
- **Tags:** Batteries

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 6.50 GBP | In stock |

## Images

- Buy 21700 BASEN 4000MAH 3.7V 30A BATTERY - 

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> Source: [Best Vape Wholesale](https://www.bestvapewholesale.co.uk/products/21700-basen-4000mah-3-7v-30a-battery)
> Updated: 2025-08-18