Features:on-board precision voltage detection chip and power regulator chip 2, onboard four battery indicator LED lights, three colors display, red, yellow, yellow, green representing 20%, 50%, 80% and 100% of the electricity 3, set aside all the way battery testing interface, and two moun..
This item is an RFID 13.56MHz IC reader, reading distance up to 8cm, which is widely used for RFID radio frequency identification system and projects, such as automated parking management, personal identification and production access control.This RFID card reader can read RFID card serial number an..