1. Fully compliant with MBUS international standard EN1434-3 and Chinese national standard CJ/T188-2018 2. Support all versions of Windows 3. Support MacOS system 4. Support Android system 5. Support Linux system 6. Bus voltage 15V-42V can be adapted, bus current less than 3mA 7. Networking with other slave devices does not interfere with each other, and the number is not limited 8. one 3.3V 5V voltage output 9. No spontaneous receiving and bit error phenomenon 10. Data transceiver indicator, rate 300-9600 can be adapted to a maximum of 19200bps Colour:As Shown Material:PC+metal Package Contents: 1 x USB to MBUS slave module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.