Description
Product parameters:
1. Size: 41.5mm (length) * 19mm (width) * 15.3mm (H)
2. Weight: 5g
3.PCB Color: Black
4. Supply voltage: 2.5-6V
5. Support I2C protocol
6. With backlight power control, can be set by jumpers backlight power supply is connected. Plug jumper connected backlight power supply, unplug the jumper is off backlight power supply
7. The contrast can be adjusted by turning the blue potentiometer clockwise enhanced counterclockwise weakened. Potentiometer design on the front, enabling customers to freely adjust anytime
8. The module can cascade up to eight cascaded. / A1 / A2 modify the device address via short circuit A0. The default address is 0x27
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