# Charger Nitecore NL3817 DC-USB for EN-EL21 Nikon batteries

**URL:** https://aio.lv/en/product--nitecore-nl3817--12032320
**Data updated:** 2026-03-12 16:40 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** Nitecore
**Manufacturer code:** NL3817
**EAN:** 5907489648202
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 8.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--nitecore-nl3817--12032320

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

Nitecore NL3817 is a DC-USB charger designed for Nikon EN-EL21 rechargeable camera batteries. It provides a dedicated charging solution compatible with the EN-EL21 form factor, enabling convenient recharging via DC input or USB power sources. Suitable for photographers who need a compact, portable charger for on-location battery replenishment and travel.

## Long description

The Nitecore NL3817 DC-USB charger is designed specifically for Nikon EN-EL21 rechargeable camera batteries. It offers a compact, portable charging solution that accepts both DC input and standard USB power sources, allowing photographers to recharge batteries on location, during travel, or in studio environments where a compact dedicated charger is preferred.
Advantages
The charger is built to match the EN-EL21 battery form factor for reliable contact and stable charging. Dual input options (DC and USB) increase flexibility, enabling use with power banks, car adapters, wall adapters, or portable solar chargers. Its compact footprint and lightweight construction make it easy to carry in camera bags without adding significant bulk. The design focuses on straightforward operation and stable charging current to help maintain battery health when used as intended.
Suitable for
Photographers using Nikon cameras that accept EN-EL21 batteries
Travel and location shooting where mains power is unavailable
Backup charging with power banks or vehicle adapters
Key specifications
Compatibility: Designed for Nikon EN-EL21 rechargeable camera batteries
Input options: DC input and USB power source compatibility
Form factor: Compact and lightweight charger housing sized for EN-EL21 cells
Portability: Small footprint suitable for camera bags and travel kits
How to use
Insert the EN-EL21 battery into the charger so that the battery contacts align with the charger's terminals. Connect a suitable DC adapter or a USB cable to the charger and then to the chosen power source, such as a wall adapter, power bank, or car USB port. Charging begins automatically when proper connection and power are detected. Monitor the charging process using any indicator provided on the charger and disconnect the battery once charging is complete to avoid overcharging. Follow Nikon battery handling guidelines for safe use and storage.
Usage recommendations
Use only appropriate USB or DC power sources with the charger's specified input ratings. Avoid exposing the charger and batteries to extreme temperatures, moisture, or direct sunlight. Store batteries partially charged for long-term storage and remove batteries from the charger when fully charged.

## FAQ

### How much does the Charger Nitecore NL3817 DC-USB for EN-EL21 cost, and is it available for purchase?

The price is 9.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 266 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 06.07.2026 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 Nitecore 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 Nitecore 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/12032320/67519857_large.webp