# Armytek 21700 Li-Ion Rechargeable Battery 5000 mAh

**URL:** https://aio.lv/en/product--armytek--12476349
**Data updated:** 2026-05-19 13:46 (EEST)
**Category:** Batteries
**Manufacturer:** ARMYTEK
**Manufacturer code:** .
**EAN:** 6957713005201
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 36.99 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 30.57 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--armytek--12476349

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

The Armytek 21700 Li-Ion battery features a high capacity of 5000 mAh, designed for reliable power supply in high-drain devices such as professional flashlights. This rechargeable lithium-ion cell ensures stable performance, long runtime, and durability. It is an essential power source for users requiring consistent energy output for demanding lighting equipment and electronic tools.

## Long description

The Armytek 21700 Li-Ion Rechargeable Battery with a 5000 mAh capacity is a high-performance power source engineered for demanding electronic devices. This lithium-ion cell is specifically optimized to provide stable voltage and consistent energy output, making it an ideal choice for professional-grade flashlights and other high-drain equipment that requires reliable power over extended periods.
Advantages
This battery offers significant benefits for users who prioritize longevity and consistent performance. The high energy density of the 21700 format allows for longer runtimes compared to standard battery sizes, reducing the frequency of recharges. Its robust construction is designed to withstand the rigors of professional use, ensuring durability and safety during operation. By choosing this rechargeable solution, users benefit from a cost-effective and environmentally conscious power source that maintains its efficiency even under heavy load conditions.
Suitable for
Professional high-lumen flashlights
High-drain electronic tools
Portable lighting equipment
Devices requiring stable 21700 power cells
When it may not be suitable
This battery is not suitable for devices that require a different battery form factor, such as 18650 or AA cells, as it will not physically fit. Additionally, it should not be used in equipment that does not support the specific voltage and discharge characteristics of 21700 lithium-ion technology.
Key specifications
Capacity: 5000 mAh
Battery type: Lithium-ion (Li-Ion)
Size standard: 21700
Rechargeable: Yes
How to use
To use the battery, insert it into a compatible device or charger, ensuring the positive and negative terminals are aligned correctly according to the polarity markings. Always use a dedicated charger designed for 21700 Li-Ion batteries to ensure safe and efficient charging cycles. Avoid exposing the battery to extreme temperatures or moisture to maintain its operational lifespan.
What to consider before purchase
Verify that your device is specifically compatible with 21700 size batteries.
Ensure you have a charger capable of handling 21700 lithium-ion cells.
Check the discharge requirements of your device to ensure compatibility with this cell.
Usage recommendations
For optimal battery health, avoid deep discharging the cell completely and store it in a cool, dry place when not in use for extended periods. Regularly inspect the battery casing for any signs of damage before insertion into your equipment.

## FAQ

### How much does the Armytek 21700 Li-Ion Battery 5000 mAh cost, and is it available for purchase?

The price is 36.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All ARMYTEK products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized ARMYTEK service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12476349/68796294_large.webp