Noiseless, power enough solid, and superior quality. Once installed, it is ready for use. . Only works for W204, W207 and W212. Advantages:Noiseless, power enough solid, and superior quality. For tool used to easily remove the outer ring from W164, W211, W203, W220, Sprinter, EZS (EIS) and extract key module. Excellent quality. EZS EIS ELV BGA Lock Removal Too for Works For W202 W210 W220 W203 W211 W204 Sprinter Applicable ELV: Electronic steering lock on 212, 204, 207,E series and C series, such as C180, C200, E200, E260, E300, E350, GLK300 and GLK350. Symptom: It comes in when the dashboard lights do not turn on, the steering wheel can't be unlocked, the car 't start, or other auto parts do not response when switch on the ignition. Usage: Once installed, it is ready for use. Once ready to use ,it can not reutrn any more. Notice: Please pay attention to small mechanical accessories inside the lock during installation and mark every removed accessory in case wrong parts are installed or any needed parts are left not installed. Also please pay attention when installing the two tactile switches on the board. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour: Material:Metal Package Contents: 1 x /ELV Steering Lock Motor Wheel 1 x /ELV Open Dpwel Pin Delicated Tool 1 x EZS EIS Removal tool