The moisture meter can quickly measure the moisture content of the grain. 1. Versatile: Suitable for a variety of scenarios, easy to read PC memory cards in aircraft, cars, ships, and industrial machinery. 2. Fast card reader: fast PC card reader, stable and fast data transmission. 3. Plug and Play: supports PC card replacement during operation, no need to disconnect USB interface, plug and play, easy to use. 4. Large capacity: large 20G capacity is easy to read, supports reading and transmission of 20MB-20G high capacity memory cards, data is stable, do not jam, no delay. 5. Powerful chip: anti-interference design, no delay, continuous plug test, ensure transmission speed. Specification: Item Type: Memory Card Reader Material: metal Interface: USB 2.0 Support: PC ATA PCMCIA CARD How to use: Plug and play List of packages: 1 card reader 1 x Data Cable