Purchase Notes

1. The two logistics of Yanwen Economic Air Mail and China Post Ordinary Small Packet Plus do not have tracking information, so there is no time limit. We recommend using China Post Registered Air Mail or AliExpress Standard Shipping.
2. We do not accept refunds for minor damage (pin bending, slight screen abrasion,etc.)during the transit of the material, without affecting normal use. If you mind,please do not buy.
3. Some products provide technical support, if you need help, please contact us, we will handle your message the first time.
4. If you have any questions about the product, please contact us before you open a dispute. We will give you the most satisfactory answer.
5. We provide each customer with good quality products, very favorable prices and the most sincere service. We hope to get your good feedback.
Wish you a pleasant shopping!

• The module is a 12-foot clock with 4 points of positive digital (0.36 inches) display module driver IC TM1637, only two signal lines can make SCM four 8-segment LED.

• Module features are as follows:

• Display of male red for the four digital tube

• Adjustable digital tube 8 gray

• Level control interface for 5V or 3.3V

• 4 M2 screws positioning holes for easy installation

• 4 digital display interface module as shown below:

• Control Interface: A total of four pins (GND, VCC, DIO, CLK), GND to ground, VCC is the power supply, DIO of data input and output pin, CLK is the clock signal pin;

• Digital tube: 4 common anode score points with 0.36 inches LED, red highlights;

• Positioning holes: 4 M2 screws positioning hole diameter is 2.2mm, the positioning of the module is easy to install, to achieve inter-module combination;

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and submit the order.If you need more quantity,Pls contact us. If you mind the price,If some parts can not find out in my store,Pls contact us,we still have many parts don't published.

We will send thelatest version of product, the upgraded function. It may has different shape or color. If you can't agree, pls don't buy.

Please don't open dispute and leave any bad feedback, if you have any question, feel free to contact us,we will give you satisfactory answer. Hope you understand us, thank you in advance.

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