[PREMIUM QUALITY]This Battery Current Sensor can provide long service life and excellent performance. Better treatment and circuit technology than most similar products. Replace the old battery sensor, [EASY TO INSTALL]1. Disconnect the negative cable and loosen the bolt with a bolt wrench. 2. Remove the bolt on the other side of the wiring with a bolt wrench 3. Remove the old battery sensor, replace it with a one, and reconnect the cables and bolts. Type:Car Battery Negative Electrode Sensor Cable Fitment Type:Direct Install Condition: 100% Placement on Vehicle:Battery Part Number:61219117877 Fitment: For 1 2 3 4 F20 F30 F31 F32 F33 F36 For 228I 2014-2016 For 230I 2017-2018 For 320I 2013-2018 For 328D 2014-2018 For 328I 2012-2016 For 330E 2016-2018 For 330I 2017-2018 For 335I 2012-2016 For 340I 2016-2018 For 428I 2014-2016 For 430I 2017-2018 For 435I 2014-2016 For 440I 2017-2018 For ACTIVEHYBRID 3 2013-2015 For M2 2016-2018 For M235I 2014-2016 For M240I 2017-2018 Color: As Shown Material: Plastic+Metal Package Contents: 1 x Car Battery Sensor 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.