Oil Temperature +50 ~ +150 Deg C. Defi-Link ADVANCE SYSTEM is the next generation system that adopted the interactive communication. The product of Defi-Link ADVANCE SYSTEM cannot be connected with the product of Defi-Link SYSTEM. It is not compatible with the product of Defi-Link SYSTEM. The Defi-Link ADVANCE system allows gauges and displays to be attached to the ADVANCE control unit with a single "DAISY CHAIN" wiring system. Gauges, displays, and ADVANCE Control Unit are equipped with microcomputers. Distant gauges can be operated at hand.