Features: Probing at the OBDII connect is no longer required. LEDs to quickly indicate power grounds problems of OBDII connect. Easily access each of the 16 pins while scan tool communicating with vehicle. Uses safety banana sockets that accepts all types of 4mm banana plugs including those with safety sheaths. Mimics-the OBDII connect layout f quick reference. Quick, safe convenient access to chassis grounds power by this monit. Specifications: Material: ABS, Electronic Component Voltage: 12V Size: Approx. 80x180mm/3.15x7.09in Cable Length: Approx. 90cm/35.43in Note: CAUTIONS I DISCLAIMERS This tool is designed f use by automotive-professionals. This tool provides easy access to the vehicle data bus lines. Improper use of this tool can result in damage to the vehicle data communication system associated circuits systems. Do not jumper pins together without understing the circuits. Do not use the tool to power up a load device exceeding 1 amp. Do not place a jumper between the power pin 16 ground pins4, 5.When this monit is engaged the yellow LEDs will flash when changes take place on the cresponding data line. The flashing LEDs will allow you to determine the activity on that line. The green red LEDs cresponding to OBDII connect pin4,5 16 are oftenactive. Package includes: 1x Protocol Detect