New Arrivals/Restock

Mathematical Keyboard โ€” Write Math & Equations Faster on Windows PC | 55 Symbols & Shortcuts for Any Editor or Browser | 2.4G Wireless + Bluetooth | USB-C Rechargeable | US Layout |

flash sale iconLimited Time Sale
Until the end
14
26
22

US$22.19 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used  US$14.80
quantity

Product details

Management number 212194679 Release Date 2026/04/06 List Price US$14.80 Model Number 212194679
Category
  • ๐Ÿ“ Type math instantly โ€” 55 essential symbols are printed on the keycaps and input in one move (โˆš โˆ‘ โˆซ ฯ€ ฮธ ฮฃ โ‰ค โ‰ฅ โ‰  ยฑ โ‰ˆ โˆž โ€ฆ). No Alt codes or menusโ€”just press and keep writing.
  • ๐ŸŽ›๏ธ Two-layer layout (how to use it) โ€” Blue symbols = hold Ctrl+Alt; gray symbols = hold Ctrl+Alt+Shift.
  • ๐Ÿ”— Wireless your way โ€” Choose USB-A 2.4 GHz receiver or Bluetooth (one connection at a time). Typical range 8โ€“10 m. The USB receiver stores in a recessed slot under the keyboard, so you wonโ€™t lose it.
  • ๐ŸชŸ Made for Windows (mapping required) โ€” Designed for Windows 11/10. Install the included Windows layout (via the on-box QR) to enable one-tap math input.
  • โŒจ๏ธ Compact, quiet, printed โ€” 78-key compact (ISO-style) layout with low-profile, quiet keys and clearly printed blue/gray math legends for fast recognition.
  • โšก Rechargeable battery โ€” 300 mAh internal battery, around 70 hours of use, and auto-sleep after ~10 min. Charge via USB-C. Typical full charge ~2 h.
  • ๐Ÿ”† Status at a glance โ€” 4 LEDs show 2.4 G mode, Bluetooth mode, FN-Lock, Caps/low battery/charging, so you always know whatโ€™s on.
  • ๐ŸŽ’ Slim & portable โ€” About 11.6 ร— 5.0 ร— 0.87 inches and ~10.6 oz (295 ร— 128 ร— 22 mm and ~300 g): easy to slip into a backpack for class, lab, or library sessions.
  • ๐Ÿง  AI button โ€” dedicated key for Copilot โ€” Press to instantly invoke Copilot (supported on Windows 11 23H2+); on earlier builds it opens Windows Search.
  • โœ… Whatโ€™s in the box + guarantee โ€” Keyboard + USB-A receiver + quick-start (QR download). 1-year warranty and 30-day Amazon returns (no questions asked)โ€”try it and start typing equations faster today.
UPC 199284089884
Brand Nitrax
Unit Count 1.0 Count
Switch Type Mechanical
Manufacturer Nitrax
Power Source Battery Powered
BuiltIn Media USB-A receiver
Number of Keys 78
Keyboard Layout QWERTY
Antenna Location Student
Hand Orientation Ambidextrous
Compatible Devices PC
Enclosure Material Plastic
Keyboard Description Compact
Connectivity Technology 2.4 GHz USB-A, Bluetooth
Item Dimensions L x W x H 11.6"L x 11.6"W x 0.87"H

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review