This is a CAN circuit tester compatible with 12 and 24 volt systems. The 16-pin design allows for quick connection during vehicle maintenance and diagnosis. Features: - Compatible with 12V and 24V systems for wide application - Tests the DLC (On-Board Diagnostics port) for errors such as pin shorts and reverse polarity before connecting other diagnostic devices - Real-time display of communication signals on assigned pins, helping to quickly locate faults and replace the voltage measurement function of digital multimeters - 16-pin design enables fast and secure connection during vehicle diagnostics - Monitors On-Board Diagnostics input voltage during module programming and provides high and low voltage alerts Specifications: - Material: ABS - Input Voltage: 9.032.0V DC - Maximum Load: 2.0A - Resolution: 0.1V - Overload Protection: Yes, PTC fuse (self-healing) - Reverse Polarity Protection: Yes, LED on Pin 4 & 5 turns red if reverse polarity is detected - Operating Environment: 0C to 50C, Humidity