# SmallRig 3821 Battery and Charger Kit for Digital Cameras with LCD Display

**URL:** https://aio.lv/en/product--smallrig-3821--10531795
**Data updated:** 2026-06-02 20:13 (EEST)
**Category:** Battery chargers
**Manufacturer:** SmallRig
**Manufacturer code:** 3821
**EAN:** 6941590008288
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 104.49 €
**Prices and availability valid until:** 2026-07-09 23:59
**Price without VAT (21%):** 86.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--smallrig-3821--10531795

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The SmallRig 3821 kit includes a high-capacity 2040 mAh Lithium-Ion battery and a USB-powered charger designed for digital cameras. Featuring a durable ABS and PC housing, the charger includes an integrated LCD display for real-time status monitoring. It operates with a 5V input and provides an 8.4V output, ensuring reliable power management for professional photography and videography workflows.

## Long description

The SmallRig 3821 Battery and Charger Kit provides a comprehensive power solution for digital cameras, featuring two high-capacity 2040 mAh Lithium-Ion batteries and a versatile dual-slot charger. Designed to match the dimensions of original equipment, these batteries include full decoding chips to ensure seamless compatibility without error messages. The charger is constructed from durable, fireproof ABS and PC materials, offering a robust build for demanding photography and videography environments.
Advantages
This kit offers significant convenience by allowing the simultaneous charging of two batteries, which is essential for maintaining continuous operation during long shooting sessions. The integrated LCD display provides precise, real-time feedback on charging voltage, current, and capacity, allowing users to monitor the status of their power cells accurately. With dual input options including a built-in USB-A cable and a USB-C interface, the charger is highly adaptable to various power sources such as wall adapters, power banks, or car chargers.
Suitable for
Professional photography and videography workflows
Extended outdoor shooting sessions
Travel photography requiring portable power solutions
Studio setups where multiple batteries are in constant rotation
When it may not be suitable
This kit is specifically designed for cameras compatible with the LP-E6NH battery standard. It will not be suitable for camera models that utilize different battery form factors or proprietary power systems. Additionally, users requiring extremely high-speed charging may find the standard USB power delivery limitations slower compared to dedicated high-voltage AC chargers.
Key specifications
Battery capacity: 2040 mAh
Number of batteries included: 2
Charger input: USB-A and USB-C
Charger output: 8.4V
Housing material: Fireproof ABS and PC
Weight: 0.27 kg
Display: Integrated LCD for real-time monitoring
How to use
To use the kit, insert the batteries into the dual-slot charger. Connect the charger to a power source using either the integrated USB-A cable or a USB-C cable. The LCD screen will automatically activate to show the charging progress for each battery. Once the display indicates that the charging process is complete, remove the batteries for use in your camera. The batteries are designed to fit into the camera compartment exactly like the original manufacturer batteries.
What to consider before purchase
Verify your camera model is compatible with the LP-E6NH battery type
Ensure you have a compatible USB power source available
Consider the charging time required based on your specific USB power adapter output
Usage recommendations
For optimal battery health and longevity, avoid exposing the batteries to extreme temperatures and ensure they are stored in a cool, dry place when not in use for extended periods. Always use a stable power source for the charger to ensure consistent performance.

## Specifications

### Power

| Feature | Value |
|---|---|
| Input voltage | 5 |
| Output voltage | 8.4 |
| Input current | 2.1 |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 2040 mAh |
| Battery voltage | 7.2 V |
| Batteries included | Yes |
| Number of batteries included | 2 pc(s) |
| Battery 2 capacity | 2040 mAh |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Housing material | Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS) |
| Built-in display | Yes |
| Display technology | LCD |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.27 kg |
| Height | 162 mm |
| Width | 115 mm |
| Depth | 36 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 40 |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Features

| Feature | Value |
|---|---|
| Number of batteries supported | 2 |
| Compatible battery technologies | Lithium-Ion (Li-Ion) |
| Compatible products | EOS R / EOS R5 / EOS R6 / EOS 60D / EOS 60Da/ EOS 70D / EOS 80D / EOS 90D / EOS 5D Mark II / EOS 5D Mark III / EOS 5D Mark IV / EOS 5DS / EOS 5DS R/ EOS 6D / EOS 6D Mark II / EOS 7D / EOS 7D Mark II / BG-E6 / BG-E7 / BG-E9 / BG-E11 / BG-E13 / BG-E14/C700 / XC10 / XC15... |
| Country of origin | China |
| Power source type | USB |
| Brand compatibility | Canon |
| Suitable for | Digital camera battery |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 283 g |
| Package depth | 36 mm |
| Package height | 115 mm |
| Package width | 163 mm |
| Package type | Box |

## FAQ

### How much does the SmallRig 3821 Battery and Charger Kit for Digital Cameras cost, and is it available for purchase?

The price is 104.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 01.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can SmallRig 3821 Battery and Charger Kit for Digital Cameras be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 SmallRig 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 SmallRig 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, number of batteries supported, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/10531795/59602096_large.webp