HyperX
HyperX Pulsefire Haste 2 Pro 4K Wireless Gaming Mouse for PC
Bottom line: The HyperX Pulsefire Haste 2 Pro 4K Wireless Gaming Mouse for PC: Native 4kHz polling with no add-on module or extra receiver needed; main trade-off: 4kHz polling drains the 90-hour rating far faster than 1kHz.
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Pros & Cons
Pros
- ✓ Native 4kHz polling with no add-on module or extra receiver needed
- ✓ 61g weight suits low-sens arm aiming and long sessions
- ✓ Up to 90 hours of battery per charge on a full top-up
- ✓ 26K sensor tracks to 26,000 DPI and 650 IPS
- ✓ Optical switches actuate without mechanical debounce delay
Cons
- ✗ 4kHz polling drains the 90-hour rating far faster than 1kHz
- ✗ 26,000 DPI is well past what any player actually uses
- ✗ Bluetooth mode gives up the 2.4GHz latency you paid for
- ✗ Only Slate Grey listed here, so colorway choice is limited
Manufacturer description
The HyperX Pulsefire Haste 2 Pro 4K Wireless is HyperX's first mouse with native 4kHz polling built in, no separate dongle module required, so your position reports to the PC four times per millisecond. That matters most in tracking-heavy shooters where cursor motion has to keep pace with a high-refresh monitor. At 61g, the honeycomb-lineage Haste shell stays light enough for low-sensitivity arm swipes without the wrist fatigue heavier wireless mice bring after a long session. The HyperX 26K sensor tops out at 26,000 DPI and 650 IPS, with custom DPI steps you can dial to your own aim, and…
SpecPicks Verdict
SpecPicks scored HyperX Pulsefire Haste 2 Pro 4K Wireless Gaming Mouse for PC using a rating × review-volume × price-fit model applied to published specs and reviews across the gaming peripherals category. HyperX's gaming peripherals lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for gaming peripherals of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Does the Pulsefire Haste 2 Pro really do 4K polling without a special dongle?
Yes. HyperX lists native polling rates up to 4kHz on this model with no extra components needed, making it the first HyperX mouse to support a true 4k polling rate.
How much does this mouse weigh?
61 grams. That puts it in lightweight territory for a wireless gaming mouse, which HyperX positions for speed, maneuverability and reduced fatigue over long sessions.
How long does the battery last?
HyperX rates it at up to 90 hours on a full charge. It is rechargeable, and real-world runtime will be shorter at the higher 4kHz polling rate than at lower settings.
Can I use it with a laptop or without the USB dongle?
Yes. It offers dual wireless modes: 2.4GHz via the included dongle, or Bluetooth for compatible devices. Use 2.4GHz for competitive play and Bluetooth for portability.
Key Features
- Pro-grade polling rate with super-smooth tracking: The Pulsefire Haste 2 Pro features a native polling rates up to 4kHz1 for super smooth mouse tracking and responsiveness that unlock a whole new level of performance.
- Heavyweight performance with a featherweight feel: In the heat of battle, agility is key. Pulsefire Haste 2 Pro’s lightweight 61g structure is built for speed and maneuverability. Game longer with less fatigue.
- Long battery life for epic gaming sessions: Play for up to 90 hours2 when fully charged! With Pulsefire Haste 2 Pro’s improved battery life, you can spend more time winning and less time charging.
- Pinpoint precision with custom DPI settings: The HyperX 26K Sensor enables smooth tracking and snappy movements with customizable DPI settings up to 26,000 DPI and a maximum 650 IPS. Making clutch plays has never been easier!
- Dual wireless connectivity modes: Seamlessly sync wherever you play. Use the dongle to connect via 2.4GHz wireless, or switch to Bluetooth mode to connect to compatible devices.
Full Specifications
| Brand | HyperX |
|---|---|
| Color | Grey |
| Range | 10 meters |
| Theme | Gaming |
| Finish | Matte with grip elements |
| Weight | 61g |
| Model Name | Haste 2 Pro |
| Style Name | Pulsefire Haste 2 Pro |
| Unit Count | 1 Count |
| Battery Life | 90 hours |
| Connectivity | Bluetooth, 2.4GHz |
| Model Number | A1KY5AA |
| Power Source | Battery Powered |
| Compatibility | PC, Switch |
| Button Quantity | 6 |
| Connection Type | Wireless |
| Mfr Part Number | A1KY5AA |
| Special Feature | Lightweight, Programmable Buttons, Rechargeable, Wireless |
| Antenna Location | Gaming, Office |
| Hand Orientation | Ambidextrous |
| Full listing title | HyperX Pulsefire Haste 2 Pro 4K Wireless Gaming Mouse for PC, 4k Polling, Rechargeable 90 Hour Battery, Lightweight 61g, 26K Sensor, 2.4GHz, Bluetooth, Slate Grey |
Ready to buy?
HyperX Pulsefire Haste 2 Pro 4K Wireless Gaming Mouse for PC, 4k Polling, Rechargeable 90 Hour Battery, Lightweight 61g, 26K Sensor, 2.4GHz, Bluetooth, Slate Grey is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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