Package List: 1* HT201 Attenuator 1 * Auto Test Lead 5* Complete Acupuncture Probes 20 * Replacement Needles Test lead of a male BNC connector to (2) 4mm connectors. It's a special line for assisting automobile measurement instruments to test various types of signals. 4mm connectors are coded in two colors, black and red. Lead length is about 3 meter. Features: The auto test cable (HT30A) is a kind of special line for assisting automobile measurement instruments to test various types of signals. High quality and professional high voltage auto test lead. It's about 3 meter in length allows the oscilloscope to be placed on the work bench away from the car being tested or repaired. It consists of wide range probes, clips, gators can be plugged into the 4 mm connectors at the end of the.