# Car charger Wittz ERRET-SMART/4A — in-vehicle USB power adapter, 4A output

**URL:** https://aio.lv/en/product--wittz-erret-smart4a--11994931
**Data updated:** 2026-03-11 18:27 (EET)
**Category:** Car Chargers & Jump Starters
**Manufacturer:** Wittz
**Manufacturer code:** ERRET-SMART/4A
**EAN:** 5905923670062
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 22.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 19.00 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wittz-erret-smart4a--11994931

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Wittz ERRET-SMART/4A is an in-vehicle car charger designed to supply USB power to mobile devices. With a total output current of 4A, it charges phones, tablets and accessories from a vehicle cigarette lighter or 12V socket. Compact and plug-and-play, it provides reliable charging on the go and is suitable for everyday commuting and travel.

## Long description

Wittz ERRET-SMART/4A is an in-vehicle USB power adapter designed to deliver charging current to phones, tablets and USB accessories from a vehicle 12V socket. The compact charger plugs into a cigarette lighter outlet and provides a combined output current of 4A, enabling simultaneous charging of two devices. Its simple plug-and-play design and low-profile housing make it suitable for daily commuting and long-distance travel.
Advantages
The charger offers a total 4A output that can be shared between two USB ports, allowing efficient simultaneous charging without complex setup. Its compact form factor and durable housing ensure convenient storage and repeated use in a vehicle environment. Designed for compatibility with a wide range of USB-powered devices, the adapter provides stable power delivery while minimizing heat generation during normal operation.
Suitable for
 Charging smartphones and feature phones while driving
 Powering tablets and e-readers during travel
 Recharging portable accessories such as power banks, Bluetooth headsets and dashcams
 Everyday commuting and road trips where in-car charging is required
Key specifications
 Input: 12V vehicle socket
 Total output current: 4A across available USB ports
 Output interface: USB ports for charging mobile devices
 Form factor: compact, low-profile car plug design
 Compatibility: standard USB-powered devices including phones, tablets and accessories
How to use
Insert the Wittz ERRET-SMART/4A into the vehicle's cigarette lighter or 12V accessory socket. Connect one or two devices to the USB ports using their charging cables. Charging begins automatically when the vehicle socket supplies power; monitor device charging indicators to confirm proper operation. Remove the charger when not in use or when leaving the vehicle to avoid continuous draw from the vehicle battery.
Usage recommendations
Use certified charging cables and avoid exposing the charger to moisture or extreme temperatures. If a device requires a specific fast-charging protocol, verify compatibility with the device; when in doubt, charge at standard current settings to protect battery health. Periodically inspect the charger and vehicle socket for debris and secure connections to maintain reliable power delivery.

## FAQ

### How much does the Car charger Wittz ERRET-SMART/4A cost, and is it available for purchase?

The price is 22.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 13.07.2026 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 Wittz 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 Wittz 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/11994931/67450196_large.webp