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IIC CardKB Mini Keyboard

$9.99

SKU: U035-B | Compact 50-key programmable keyboard with GROVE interface, I2C communication, and Lego compatibility for M5Stack systems and Arduino projects

2 in stock (can be backordered)

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CardKB Mini Keyboard Programmable Unit V1.1 (MEGA8A)

Compact Full-Function QWERTY Keyboard

The CardKB v1.1 is a highly compact programmable keyboard featuring 50 keys in a QWERTY layout, providing complete keyboard functionality for text input and command execution. This mini keyboard is specifically designed for embedded systems and DIY projects.

Key Features & Specifications

Full 50-key QWERTY keyboard with multi-key combination support
GROVE interface for seamless M5Stack system integration
Dual platform support for UIFlow and Arduino programming
I2C communication port for easy device connectivity
Customizable RGB-LED indicator for visual feedback
Lego compatible design with two mounting holes
ATMega8A MCU for reliable performance
Compact dimensions: 88×54×5mm (17g net weight)

Applications & Compatibility

Ideal for keyboard peripherals with M5Stack Core systems, embedded projects, IoT devices, and educational programming platforms. The CardKB v1.1 supports both UIFlow visual programming and Arduino IDE for flexible development options.

Package Contents

1× CardKB v1.1 keyboard unit
1× GROVE cable for immediate connectivity

Technical Specifications

Parameter	Specification
MCU	ATMega8A
Number of Keys	50 keys
Communication	I2C protocol
RGB LED	1 programmable indicator
Product Size	88×54×5mm
Net Weight	17g
Package Size	88×58×5mm

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How to deliver the virtual products?

The virtual products are delivered by email in time when order with only virtual products.

What are the shipping options MTools Tec offers?

We offer both standard and expedited shipping options for our customers. The delivery times may vary depending on the shipping address.

Can I track my shipment?

Yes, once your order has been dispatched, we will send you a shipping confirmation email with your tracking number. You can use this number to track your shipment’s progress.

How long does it take to deliver my order?

The delivery time varies depending on your location and the chosen shipping option. Typically, it takes about 5-10 business days for standard shipping and 2-5 business days for expedited shipping.

Are there any shipping restrictions?

Shipping is usually available to all parts of the world. However, restrictions may apply to certain countries or regions due to international laws or shipping carrier limitations.

What should I do if I haven’t received my shipment yet?

If you haven’t received your order within the expected delivery timeframe, please contact our customer support team. We will help to track your shipment and provide updates.

What if my order arrives damaged?

If your order arrives damaged, please contact our customer support immediately. We will initiate the return process and take necessary steps to rectify the situation.

Can I change the shipping address after my order has been placed?

Depending on the status of your order, it may be possible to change the shipping address before the package dispatched oversea. Please contact our customer support as soon as possible to request changes.