Razer Viper RGB Optical Gaming Mouse, Black

MX78389 Viper RGB Optical Gaming Mouse, Black
MX78389 Viper RGB Optical Gaming Mouse, Black MX78389 Viper RGB Optical Gaming Mouse, Black MX78389 Viper RGB Optical Gaming Mouse, Black MX78389 Viper RGB Optical Gaming Mouse, Black

Product Info

Razer Viper Gaming Mouse – Absolute Control

Control the outcome of any battle with a gaming mouse that combines high precision, a cutting-edge lightweight body, and the fastest actuation in gaming. Meet the Razer™ Viper - featuring industry-leading mice technology that's designed with and tested by Team Razer athletes, bringing you a mouse that's bred to tear up the pro scene.

  • Razer 5G Advanced Optical Sensor with true 16,000 DPI
  • 8 independently programmable Hyperesponse buttons
  • Gaming-grade tactile scroll wheel
  • Razer Chroma™ lighting with 16.8 million customizable color options
  • Razer™ Optical Mouse Switches with 70 million clicks life cycle
  • Onboard DPI Storage (Up to 5 DPI stages)
  • 1,000 Hz Ultrapolling
  • Onboard DPI storage
  • Razer Synapse 3 enabled
  • Razer™ Speedflex cable
  • 2.1 m / 6.89 ft braided cable


Razer Optical Mouse Switch

Every click you make actuates at the speed of light. The Razer™ Optical Mouse Switch utilizes an infrared light beam to register a click, resulting in an industry - leading response time of 0.2 milliseconds. Its instant actuation eliminates debounce and unintended clicks, giving you complete control in execution.

Learn more about the fastest optical mouse switch

Razer 5G Optical Sensor

Engineered with 99.4% tracking accuracy and up to 16,000 DPI, the Razer™ 5G Optical Sensor offers deadly precision. When combined with your physical dexterity and skill, the Razer™ Viper represents a mouse that achieves a true extension of yourself in the game.

Advanced Ergonomics with Improved Side Grips

Game for hours with reduced stress on your palm and fingers when actuating buttons, and eliminate unnecessary finger drag points.

69g Lightweight Design

During competition, even the tiniest advantage can make a difference. The Razer™ Viper weighs in at just 69g without any compromise on its build strength. A lighter mouse allows swifter, more controlled swipes, augmenting the speed of your reaction in battle.

8 Programmable Buttons

Fully configurable via Razer™ Synapse 3, the 8 programmable buttons let you access macros and secondary functions so you can execute extended moves with ease.

Up to 70 Million Clicks

Equipped with Razer™ Mechanical Mouse Switches co-developed with Omron, enjoy lasting durability of up to 70 million clicks.

Razer Speedflex Cable

In our pursuit of giving you every ounce of competitive edge, we've designed a mouse cable that enables smoother swipes. The Razer™ Viper features the highly flexible Razer™ Speedflex Cable, bringing you unhindered control with minimal drag.

Razer Chroma Backlighting with 16.8 Million Customizable Color Options

From decking out your rig with a glorious light show to getting the full immersive gaming experience, the possibilities of Razer Chroma™ are endless - and it all starts here.

Powered by Razer Synapse 3

To give you absolute flexibility, the Razer™ Mamba Elite is powered by Razer™ Synapse 3 so you can save your settings directly onto the mouse as well as to the cloud. This way, even if you don't have access to Razer™ Synapse or the internet, you can instantly activate your favorite profiles wherever you are.

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Onboard DPI Storage

Pre-set up to 5 custom DPI stages via Razer Synapse 3 and bring your settings anywhere so you're always ready to compete at your best.

Underside DPI Button

As requested by Team Razer athletes, the mouse is designed with the DPI button on its underside to prevent accidental DPI shifts when gaming.


We've Got You Covered

Get up to 2 years of warranty and access reliable tech support. Purchase directly from RazerStore and get 14 days risk-free returns.


Product Wired RGB Gaming Mouse
Part Number RZ01-02550100-R3U1
Design / Type Ergonomic, Ambidextrous
Textured rubber side grips
Buttons 8 independently programmable Hyperesponse buttons
Scroll Wheel Yes
Sensor Razer 5G Advanced Optical Sensor
Resolution True 16,000 DPI
Tracking Up to 450 IPS
Acceleration 50g
Memory Hybrid on-board memory w/ up to 5 custom DPI stages
Software / Engine Razer Synapse 3 enabled
Lighting Razer Chroma RGB lighting w/ 16.8 million colours
Durability 70 million clicks
Connectivity Wired
Interface USB
Polling Rate 1,000 Hz ultrapolling
Cable Length 2.1m (6.89 ft.) braided USB cable
Adjustable Weight N/A
Material Matte Top Cover
Colour Black
Dimensions (LxWxH) Approx. 126.73 x 66.2 x 37.81 mm (4.99" x 2.61" x 1.49")
Weight Approx. 0.15 lb (69g) (excluding cable)

Package Contents

  • Razer Viper RGB Optical Gaming Mouse, Black
  • Quick Start Guide