This intuitive and durable design is ideal for both on and off-site commercial trailer testing and repairs.; Features and Benefits: ELECTRICAL TESTING(12/24 Volt Operation); Power lights: Manually, all-on, auto scan, or by remote control; Audible and visual alerts: cross, open, overloaded and short circuit indication; Pulsar® mode allows diagnostic repair; Advanced trailer wiring diagnostics; Amperage readout and range (0-20 amps); Cable testing; Ground failure detection: differentiates between wire and chassis ground; BRAKE TESTING; Performs leak-down test on service and emergency lines; Remote control allows observation of slackers to measure and adjust pushrods; Real-time, repetitive brake activation to find developing problems and verify leaking servo cans; REMOTE CONTROL; 12-button remote control tests all trailer electric circuitry and air brake actuation, 200 ft. range; Sync multiple remotes to one unit; Includes: 12-Button Remote Control (#MUT-RM12) • 5′ 7-Way Cable (#7900K-1) • 8′ Red Hose with Gladhands (#7900AP-8RD-AS) • 8′ Blue Hose with Gladhands (7900AP-8BL-AS)