The device is equipped with: a manual operator Battery a , Pack a, A charger A communication cable, Manual a , A 250 ohm resistor Thank you for using HART475 Field Communicator, Communicator for the HART Communication protocol smart transmitter operation, and HART275, HART375,HART475 compatible with excellent compatibility, communication 1151,3051,EJA, ABB and flow aspects of the HART protocol imported instruments. Completely and yung made a variety of smart transmitters. The manual describes the basic use of field communication device, connection and operation in Content as well as troubleshooting and in the course should pay attention. Field Communicator using the HART475, please read the manual, In order to better play to the best performance of the product in use or maintenance of the product Before understanding of the appropriate content. Should the equipment needs repair, please contact our company. We will do our best to for you.