Full version
E-ink display plus Cirque trackpad.
From ¥850Best if you want status display and pointer control built in from day one.
Versions 4 hardware options
Price range From ¥620-¥850
Shipping 48-hour dispatch / free shipping
Support and editing Docs, WeChat, and ZMK Studio
The core experience
Depending on the version, pointer control, status, quick adjustments, and custom layers are built into the keyboard itself.
Spec 34-key Ferris Sweep layout
Spec Optional Cirque GlidePoint trackpad
Spec Optional 1.54-inch e-ink display
Spec Dual clickable encoders
Spec 4000mAh total capacity
Spec Bluetooth + USB-C
Four Ferris Sweep Pro versions
Choose the hardware version by e-ink and Cirque trackpad needs first, then pick switches, colors, and the optional magnetic-stand kit on Taobao.
Trackpad version
No e-ink display, with Cirque trackpad.
From ¥750Best if cursor movement, scrolling, and mouse buttons matter more than the display.
E-ink version
E-ink display, no trackpad.
From ¥720Best if battery, layer, and connection status matter while you still use an external mouse.
Plain version
No e-ink display, no trackpad.
From ¥620Best if you only need the Sweep Pro split shape, wireless setup, and dual encoders.
Before you buy
The four versions are separate Taobao items. Price, color, and switch options vary slightly, so confirm the matching Taobao page before ordering.
Price range
Currently parsed as plain from ¥620, e-ink from ¥720, trackpad from ¥750, and full from ¥850.
Shipping
All four versions currently show Hangzhou shipping, 48-hour dispatch, and free domestic express shipping.
Switch options
Common choices include Kailh Islet mini, Kailh Whale Fall mini, and Kailh Zhe Shan; some versions also offer Gateron blue.
Color choices
Black, white, blue, orange, Christmas green, green, dark red, and gold options vary by version, with black or white keycap pairings.
Kit type
Each version can be ordered as the standard kit or with magnetic stands.
Support route
Purchase, WeChat, and documentation links stay visible so setup help is easy to reach.
Best for
- Coding, writing, and high-frequency input
- Users willing to learn a 34-key layered layout
- People who want pointer, scroll, and controls on the keyboard
Not ideal for
- Users who need a full numpad and F-row at all times
- People who want zero keymap adjustment period
- Basic office setups where learning cost matters most
Optional Cirque trackpad
The 40mm circular trackpad supports cursor movement, clicks, double clicks, right click, and edge scrolling so your hands leave the keyboard less often.
Optional e-ink status display
Always visible, low power, and readable in bright light for battery, layer, connection, and split-side status.
Default keymap preview
34 keys looks minimal, but the default layers cover characters, navigation, symbols, functions, and mouse controls.
Setup path
1 2 3 4 5
Connect
Pair over Bluetooth or plug in over USB-C.
Learn the layers
Review character, navigation, symbol, function, and mouse layers.
Edit live
Use ZMK Studio for everyday keymap changes.
Test input
Use NXTKB Input Tester to verify keyboard, mouse button, and wheel events.
Flash when needed
Use UF2 firmware flashing for configuration-level changes.
Open source and community
The experience is not only hardware. It also depends on maintainable firmware, docs, and user feedback.
Ferris Sweep Pro firmware
Inspect configuration, default keymaps, and build flow.
NXTKB Input Tester
Test keys, mouse buttons, wheel, and trackpad-related input.
ZMK Studio
Use the official tool for live keymap editing while a custom NXTKB experience is future work.
Documentation
Connection, keymap editing, firmware flashing, and ergonomics.
Custom keycaps
PBT low-profile keycaps designed for the 34-key layout, with durable legends and side legends for layer recall.
ZMK Studio support
Make everyday keymap changes live and save them directly without rebuilding and reflashing firmware.
Color gallery
