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- 100% brand new in factory packaging
- 8 keys, 8 LEDs, common cathode LED digital tube.
- TM1638 Chip
- Only requires 3x IO ports for operation.
- Read the relevant register to send display data or test button so it saves the MCU resources effectively.
- Keys are sensitive
- Effective display.
- Voltage range: DC5.0 V-12.0 V
- Temperature range: -10 – 70C
- Expect life: 50000 hours
- Material: Glass fiber reinforced plastic
- Color: Blue as picture show
- Size: 2.50 x 2.00 (inch) (approx)
1 x 8-Bit Digital LED Tube 8-Bit TM1638 Key Display Module
Technical Support is NOT included
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