Features and Benefits: * Provides technicians with an assortment of back probe pins with standard banana plug connections * Each color has a straight, 45°, and 90° back probe pin with 4mm standard female banana plug connectors. Contains 9 Pieces of .027 diameter pins and 6 Pieces of .040 diameter pins * Angled probes for accessing hard-to-reach connectors. No need to disconnect the terminal and connector * Includes 2 alligator clips with 4mm male banana connectors * The probes are fully insulated, providing added protection for use up to 30 volts