DEFENDER Optimum MB-270 wired optical mouse

Name: Wired optical right-hand mouse DEFENDER 52270
Brand: DEFENDER
SKU: 4191393
Price: 5.49 EUR
Availability: InStock

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Wired optical right-hand mouse DEFENDER Optimum MB-270, 1000 DPI, USB Type-A, 3 buttons, black, 1.5 m cable

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Short description

DEFENDER Optimum MB-270 is a wired right-hand optical mouse designed for office use. It features 1000 DPI optical tracking, three pressed buttons and a vertical scroll wheel. The mouse connects via USB Type‑A and uses a 1.5 m cable. Compact ergonomic shape (64 × 110 × 39 mm) and 70 g weight provide comfortable daily use and reliable performance.

Available at price 5.49 €: 12 pcs.

Total available for order: 131 pcs.

Warranty: 2 Years

SKU: 4191393

Manufacturer: DEFENDER

Learn more

Deliver the order:

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to the Customer Service Center at Kengaraga 2b, Riga

Thursday {{selectedOffer.officeDeliveryString}}

free

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Customer service center

2b. Kengaraga str., Riga, Latvia, LV-1063

Thursday {{selectedOffer.officeDeliveryString}}

free

Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!

16.06.2026 {{selectedOffer.courierDeliveryString}}

From 4.99 € (Weight: 0.09 kg)

Parcel couriers

Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa

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From 1.99 €

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Payment Methods:

Bank transfer, Bank cards on-line, Apple Pay, Google Pay

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Product information

Description

The Defender Optimum MB-270 is a large, wired optical mouse designed for right-handed office users. It connects via USB Type-A and provides 1000 DPI movement resolution for accurate cursor control. The mouse has three press buttons and a scroll wheel, and comes in black.

Advantages

Right-hand ergonomic form factor combined with a big-size body supports comfortable prolonged use. Optical movement detection with 1000 DPI ensures stable and precise tracking on standard office surfaces. Wired USB Type-A connection offers plug-and-play compatibility without batteries or pairing. Simple three-button layout with a scroll wheel delivers familiar, easy-to-use controls for everyday office tasks.

Suitable for

Office work and general computer use
Data entry and document editing
Web browsing and navigation
Users who prefer a larger, right-handed mouse

Key specifications

Brand: DEFENDER
Model: Optimum MB-270
Interface: USB Type-A (wired)
Movement detection: Optical
Resolution: 1000 DPI
Buttons: 3 pressed buttons + scroll wheel
Form factor: Right-hand
Colour: Black
Weight: 0.07 kg
MPN: 52270
EAN: 4714033522700

How to use

Plug the Defender Optimum MB-270 into an available USB Type-A port on your computer. Allow the operating system to detect the device; no additional drivers are typically required. Place the mouse on a flat surface or mouse pad, rest your hand in a comfortable right-handed position, and use the left and right buttons and the scroll wheel to navigate, select and scroll through documents and web pages.

Usage recommendations

For best tracking performance, use the mouse on a clean, non-reflective mouse pad or a matte surface. Keep the USB connector and cable free of kinks and avoid exposure to liquids. If extended comfort is needed, pair the mouse with an ergonomic wrist rest appropriate for your desk height.

Specifications

Form factor:: Right-hand
Weight:: 0.07 kg
Purpose:: Office
Buttons quantity:: 3
Scroll type:: Wheel
Device interface:: USB Type-A
Movement detection technology:: Optical
Movement resolution:: 1000 DPI
Product colour:: Black

All features

Design

Form factor:: Right-hand
Product colour:: Black
Ergonomic design:: Yes
Surface coloration:: Monochromatic

Ergonomics

Cable length:: 1.5 m

Power

Power source:: Cable

Weight & dimensions

Weight:: 0.07 kg
Height:: 39 mm
Width:: 64 mm
Depth:: 110 mm

Packaging data

Package weight:: 90 g
Package depth:: 115 mm
Package height:: 43 mm
Package width:: 78 mm
Package type:: Hanging box
Quantity per pack:: 1 pc(s)

Logistics data

Master (outer) case height:: 175 mm
Master (outer) case width:: 465 mm
Master (outer) case gross weight:: 3800 g
Master (outer) case length:: 245 mm
Products per master (outer) case:: 40 pc(s)

Mouse

Purpose:: Office
Buttons quantity:: 3
Buttons type:: Pressed buttons
Scroll type:: Wheel
Scrolling directions:: Vertical
Number of scroll wheels:: 1
Device interface:: USB Type-A
Movement detection technology:: Optical
Movement resolution:: 1000 DPI
Multi-device support:: Yes

Sustainability

Sustainability compliance:: Yes
Compliance certificates:: CE, RoHS

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Instructions

defender-52270-4191393.pdf

Description

Instructions

defender-52270-4191393.pdf

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Warehouse	Stock	Delivery to the store	Store Price
EU2	12	Thursday Best delivery	5.49 €
EU1	7	17.06.2026	5.99 €
WH356	93	25.06.2026	5.99 €
EU58	7	02.07.2026	7.49 €

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Available only for legal entities
Warehouse	Stock	Delivery to the store	Store Price
WH109	12	08.07.2026	15.99 €

5.49 €

Stock: 12

Delivery Date: Thursday Best delivery

Warehouse: EU2

5.99 €

Stock: 7

Delivery Date: 17.06.2026

Warehouse: EU1

5.99 €

Stock: 93

Delivery Date: 25.06.2026

Warehouse: WH356

7.49 €

Stock: 7

Delivery Date: 02.07.2026

Warehouse: EU58

Available only for legal entities

15.99 €

Stock: 12

Delivery Date: 08.07.2026

Warehouse: WH109

Customer reviews

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Customer questions

FAQ

How much does the DEFENDER Optimum MB-270 wired optical mouse cost, and is it available for purchase?

The price is 5.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 131 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 Thursday 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 DEFENDER 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 DEFENDER 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: form factor, weight, purpose, buttons quantity, scroll type, device interface, movement detection technology, movement resolution, 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.

Where can I download the instructions for DEFENDER Optimum MB-270 wired optical mouse?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

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