The moisture meter can quickly measure the moisture content of the grain. 1. For RTU protocol: Supports RTU protocol, as well as 03 reading instruction and 06 or 16 writing instruction, meeting your work needs. 2. Multiple addresses: 1-247, default 1. By modifying the address 485, a maximum of 247 modules can be cascaded. Above 32, use RS485 repeaters. 3. Clear Display: The 0,56 inch 4-digit LED display module can clearly display numbers, ASCII characters, letters, floating point numbers and more. 4. Other functions: Brightness is adjustable, it also has electronic label function, and when started, you can set the initial display content. 5. Easy to install: it has small size and light weight, RS485 interface display module is very convenient to install in minutes. Specification: Item Type: LED Display Module Operating voltage: 5-28 V direct current Operating current: 4,342mA, with respect to the brightness of LED fluorescent lamp. Auxiliary protocol: for RTU protocol, for 03 reading instructions and for 06 or 16 writing instructions. LED Tube Color: Red LED tube position: 4 digits 0,56 in. Communication interface: RS485 Supported bit rate: 1200, 2400, 4800, 9600 by default, 19200, 38400, 57600, 115200. Parity control: no control, parity control or oddity control. List of packages: 1 xLED display module Data between 00H and 1FH in ASCII encoding are control characters and cannot be displayed. 20H represents the space bar. 21H to 7EH are visible ASCII characters.