3 LED LIGHTS Boot Bench Cable DB25 ECU Bench Pinout Cable for SM2 PRO J2534 VCI Read and Write ECU There is an indication of the power of the ECU, power management and automatic signals. An external power source is required to work with the cable. DB25 ECU Bench Pinout Cable for SM2 PRO+ J2534 VCI Read and Write EC There is an indication of the power of the ECU, power management and automatic signals. An external power source is required to work with the cable. 3 led lights with switch: Green: main power Red:ACC power supply Blue:Boot/cnf1 power supply Colour:Photo Color Material:plastic Package Contents: 1 x 3 LED LIGHTS Bench Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.