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Razer Boomslang 20th Anniversary Edition specifications and in-depth review

Razer Boomslang 20th Anniversary Edition

Manufacturer: Razer

The Razer Boomslang 20th Anniversary Edition is a right-handed gaming mouse that connects via USB or 2.4GHz wireless, offering flexibility for both wired and cable-free use. Weighing 140 g and built around the Razer Focus Pro 45K Gen-2 sensor, it supports a DPI range from 400 to 26000, adjustable to suit different play styles and surface conditions.

On the performance side, the mouse reaches a polling rate of 8000 Hz alongside a maximum tracking speed of 900 IPS and 85G of maximum acceleration. It features 8 programmable buttons, including 2 side buttons and a dedicated DPI switching button, while its rechargeable battery is rated for up to 100 hours of use and supports continued operation while charging. The design omits RGB lighting, a tilting scroll wheel, and onboard weight adjustment, and the unit carries a 2-year warranty.

Pros
  • An 8000 Hz polling rate ensures the mouse reports its position to the system with very high frequency, which benefits precision-dependent tasks
  • The sensor supports a DPI range from 400 to 26000, all adjustable, giving users meaningful control over tracking sensitivity
  • All 8 buttons are programmable, allowing the entire button layout to be customized without exception
  • The battery is rated for 100 hours of use and the mouse can continue to operate while plugged in and charging
  • Dual connectivity via USB and 2.4GHz wireless offers flexibility depending on the setup or situation
Cons
  • The design is right-handed only, excluding left-handed users entirely
  • No RGB lighting is present, which may matter to users who want visual customization
  • Wireless charging is not supported, so recharging depends solely on a wired connection
  • Only one onboard memory profile is available, limiting how many configurations can be stored directly on the mouse
  • There is no profile switching button, meaning profile changes cannot be made directly on the device
  • No tilting or thumb scroll wheel is included, reducing scroll input options
Who is this for?

This mouse is well-suited to right-handed users who prioritize precise, responsive tracking, particularly those who benefit from a high polling rate of 8000 Hz and a wide adjustable DPI range stretching from 400 to 26000. The 2.4GHz wireless connectivity combined with a 100-hour battery life and the ability to continue using the mouse while charging makes it a practical choice for extended sessions without interruption. Users who want full control over their input device will also appreciate having 8 fully programmable buttons available to them.

Who is this NOT for?

Left-handed users will find this mouse incompatible, as the design is strictly right-handed with no ambidextrous option. Those who rely on wireless charging for convenience will need to account for the fact that charging requires a physical cable connection. Users who prefer to switch between multiple saved configurations on the fly may find the single onboard memory profile limiting, and anyone accustomed to scroll wheel versatility will notice the absence of both tilting and thumb scroll wheels.

Performance:

polling rate 8000 Hz
maximum speed 900 IPS
maximum acceleration 85G
maximum DPI 26000 DPI
minimum DPI 400 DPI
has adjustable DPI ✓

The Performance section of the Razer Boomslang 20th Anniversary Edition centers on a polling rate of 8000 Hz, which determines how frequently the mouse reports its position to the system. It supports a DPI range from 400 to 26000, with adjustable DPI enabled so users can fine-tune sensitivity to their preference. Tracking capability extends to a maximum speed of 900 IPS and a maximum acceleration of 85G, rounding out the core motion-handling specifications of this mouse.

General info:

Type Gaming
connection type USB, 2.4GHz wireless
sensor Razer Focus Pro 45K Gen-2
onboard memory profiles 1
has gesture support ✕
Battery life 100 hours
can use while charging ✓
has wireless charging ✕
has a rechargeable battery ✓
has a removable battery ✕
warranty period 2 years
release date December 2025

The Razer Boomslang 20th Anniversary Edition is a gaming mouse equipped with the Razer Focus Pro 45K Gen-2 sensor and connects via either USB or 2.4GHz wireless. It holds one onboard memory profile and does not support gesture input. The built-in rechargeable battery delivers up to 100 hours of battery life, and the mouse can continue to be used while charging, though it does not support wireless charging and the battery is not removable. The unit comes with a 2-year warranty.

Buttons:

number of buttons 8
number of side buttons 2
number of programmable buttons 8
has a DPI switching button ✓
has a profile switching button ✕

The Razer Boomslang 20th Anniversary Edition features 8 buttons in total, all of which are programmable, giving users full control over button assignments across the entire layout. Two of these are side buttons, and a dedicated DPI switching button is also included for on-the-fly sensitivity adjustments. There is no profile switching button on the mouse itself.

Design:

Orientation Right-handed
weight 140 g
has RGB lighting ✕
has a tilting scroll wheel ✕
has a thumb scroll wheel ✕
has extra weights ✕
volume 378.875 cm³
thickness 43.3 mm
height 125 mm
width 70 mm

The Razer Boomslang 20th Anniversary Edition is designed for right-handed use and weighs 140 g, with physical dimensions of 125 mm in height, 70 mm in width, and 43.3 mm in thickness, giving it a volume of 378.875 cm³. The mouse does not include RGB lighting, extra swappable weights, a tilting scroll wheel, or a thumb scroll wheel, keeping the design straightforward without those additional features.

Final Verdict

The Razer Boomslang 20th Anniversary Edition is a right-handed gaming mouse built around a clear set of performance-focused specifications, most notably its 8000 Hz polling rate paired with a wide adjustable DPI range and a sensor capable of tracking at up to 900 IPS. The 100-hour battery life, dual USB and 2.4GHz wireless connectivity, and full support for use during charging make it a practical option for users who spend extended time at their setup. Its limitations — including a single onboard profile, no wireless charging, and a strictly right-handed form factor — narrow its audience, but for right-handed users who value high-frequency input reporting and complete button programmability across all 8 inputs, this mouse presents a well-defined and cohesive specification package.