1. Introduction
This manual provides detailed instructions for the KEEBMONKEY WOBKEY Rainy 75 Mechanical Keyboard. It covers setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience. Please read this manual thoroughly before using your keyboard.

Image 1.1: KEEBMONKEY WOBKEY Rainy 75 Mechanical Keyboard.
2. Product Overview
The KEEBMONKEY WOBKEY Rainy 75 is a 75% layout mechanical keyboard featuring a CNC aluminum chassis, triple-mode connectivity, and customizable RGB lighting. It is designed for a superior typing experience with advanced acoustic dampening and hot-swappable switches.
Key Features:
- CNC Aluminum Build: Constructed from sturdy 6063 aluminum alloy for enhanced durability and a premium feel.
- Triple-Mode Connectivity: Supports wired (USB-C), Bluetooth 5.0, and 2.4G wireless connections.
- Hot-Swappable Switches: Compatible with 3-pin and 5-pin switches, allowing for easy customization.
- Superior Acoustics: Features a five-layer foam dampening system and 14 gasket mounts for a pleasing sound profile.
- Vibrant RGB Lighting: Dynamic, customizable RGB backlighting with multiple effects.
- VIA Programmable: Easily remap keys, create macros, and fine-tune lighting with VIA software.
- Double Shot PBT Keycaps: Durable, fade-resistant keycaps with a long-lasting texture.
- High-Capacity Battery: 3500mAh battery (Standard version) for extended wireless use.

Image 2.1: Overview of WOBKEY Rainy 75 Mechanical Keyboard features.
Package Contents:
The Standard version package typically includes:
- KEEBMONKEY WOBKEY Rainy 75 Keyboard
- User Manual
- 2.4GHz Wireless Receiver
- 3 Spare Violet Switches
- Switch Puller
- Keycap Puller
- USB Type-C Cable

Image 2.2: Package contents for Rainy 75 Lite/Standard and Pro versions.
3. Setup
3.1 Initial Power On
- Locate the power switch: The power on/off switch is positioned underneath the Caps Lock keycap.
- Carefully remove the Caps Lock keycap using the provided keycap puller.
- Toggle the switch to the 'ON' position.
- Replace the Caps Lock keycap.
3.2 Connecting the Keyboard
The Rainy 75 supports three connection modes: Wired, 2.4G Wireless, and Bluetooth.

Image 3.1: Three Modes Connection and Latency.
Wired Connection:
- Connect the provided USB Type-C cable to the keyboard's port and the other end to your computer's USB port.
- The keyboard will automatically switch to wired mode.
2.4G Wireless Connection:
- Plug the 2.4GHz wireless receiver into an available USB port on your computer.
- Press Fn + 4 on the keyboard to activate 2.4G wireless mode. The indicator light will flash, then remain solid when connected.
Bluetooth Connection:
- Press Fn + 1, Fn + 2, or Fn + 3 to select a Bluetooth channel. The indicator light will flash rapidly.
- On your device (computer, tablet, smartphone), enable Bluetooth and search for new devices.
- Select "Rainy 75" from the list of available devices to pair. The indicator light will become solid upon successful pairing.
4. Operating Instructions
4.1 Function Keys (Fn Combinations)
The Rainy 75 utilizes an Fn key for various secondary functions:
- Fn + 1/2/3: Switch Bluetooth channels.
- Fn + 4: Switch to 2.4G wireless mode.
- Fn + 5: Switch to wired mode.
- Fn + Backspace: Delete key.
- Fn + F1-F12: Multimedia and system functions (refer to keycap legends).
- Fn + TAB: Reconnect in wireless mode if connection is lost.
4.2 RGB Lighting Control
The keyboard features customizable RGB lighting. Use the following combinations to adjust:
- Fn + \|: Change lighting effect mode.
- Fn + [{: Decrease brightness.
- Fn + ]}: Increase brightness.
- Fn + ;:: Decrease animation speed.
- Fn + '": Increase animation speed.
- Fn + Arrow Keys: Adjust lighting direction or color (depending on mode).

Image 4.1: Vibrant RGB Lighting.
4.3 VIA Programming
The Rainy 75 is compatible with VIA software for advanced customization. VIA allows you to remap keys, create macros, and fine-tune RGB lighting effects.
- Download the VIA software from the official KEEBMONKEY or WOBKEY website.
- Connect your keyboard via USB-C cable.
- Launch the VIA application. The software should automatically detect your keyboard.
- Use the intuitive interface to customize key assignments, create layers, and configure lighting.

Image 4.2: VIA Programmable Interface.
5. Maintenance
5.1 Cleaning
- Disconnect the keyboard from all power sources before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the keycaps and frame.
- For deeper cleaning, use the provided keycap puller to remove keycaps and clean underneath with compressed air or a small brush.
- Avoid using harsh chemicals or abrasive materials that could damage the finish.
5.2 Switch Replacement
The Rainy 75 features hot-swappable switches, allowing for easy replacement without soldering.
- Using the provided switch puller, gently grip the switch from the top and bottom.
- Pull the switch straight up to remove it from the PCB.
- Align the pins of the new switch with the holes on the PCB.
- Press the new switch firmly into place until it clicks. Ensure the pins are not bent.

Image 5.1: Hot-Swappable Keyboard.
6. Troubleshooting
6.1 Connectivity Issues
- Keyboard not connecting (Wireless): Ensure the keyboard is powered on (switch under Caps Lock). For 2.4G, verify the dongle is securely plugged in and press Fn + 4. For Bluetooth, ensure the correct channel (Fn + 1/2/3) is selected and the device is in pairing mode. Try pressing Fn + TAB to force a reconnection.
- Intermittent connection: Ensure the keyboard is within range of the receiver/device. Avoid obstructions. Check battery level.
- Wired connection not working: Try a different USB port or cable. Ensure the cable is fully inserted.
6.2 RGB Lighting Not Working
- Ensure the keyboard is powered on.
- Check brightness settings using Fn + [{ and Fn + ]}.
- If using VIA, ensure no lighting profiles are overriding manual controls.
6.3 Keys Not Responding
- Check if the switch is properly seated. Remove the keycap and switch, then reinsert.
- If a specific switch is faulty, replace it with one of the spare switches provided.
- Ensure the keyboard is connected and powered on.
7. Specifications
| Feature | Specification |
|---|---|
| Model | Rainy 75 (Standard - Silver) |
| Layout | 75% (81-Keys) |
| Connectivity | Wired (USB-C), Bluetooth 5.0, 2.4G Wireless |
| Switches | HMX Violet Switches (Standard version) |
| Keycaps | Double Shot PBT |
| Frame Material | CNC 6063 Aluminum |
| Plate Material | PP (Standard version) |
| Battery Capacity | 3500mAh (Standard version) |
| Dimensions | 12.6"L x 5.12"W x 1.57"H |
| Item Weight | 3.96 pounds |
| Compatible OS | All OS Support |

Image 7.1: Keyboard Dimensions.
Switch Specifications (HMX Violet - Standard Version):
- Switch Type: Linear
- Operating Force: 45gf (±5g)
- Pre-Travel: 2.0mm (±0.3mm)
- Total Travel: 3.5mm (±0.5mm)
- Stem: POM
- Factory Lubed: Yes

Image 7.2: HMX Violet Switch Force-Travel Diagram.
8. Warranty and Support
For warranty information and technical support, please refer to the official KEEBMONKEY website or contact their customer service directly. Keep your purchase receipt as proof of purchase for any warranty claims.
Manufacturer: KEEBMONKEY
Website: Visit KEEBMONKEY Store on Amazon





