Xhorse VVDI BE Key Pro Plus with Smart Key Shell 3 Button Single Battery for Mercedes Benz

Xhorse VVDI BE Key Pro Improved Version with Smart Key Shell 3 Button for Mercedes Benz Complete Key Package Xhorse VVDI BE Key Pro + Best Quality Benz Smart Key Shell 3 Button Single Battery This is PCB and key shell package for sale. The PCB v1.5 is original from Xhorse, suit for the key shell made in China.Benz 3-button key shell (SA1794-1) has better quality then 3-button key shell (SA1794) Xhorse VVDI BE Key Pro Features: More compatibilityNew designHigh StabilityHigh reliabilityDigital Signature VVDI BE key Pro improvements:  1. Fix the bug that W164/W639 EIS data doesn't synchronize the key.2. Fix the bug/faultthat the BE key stop work after repeatedly turn ON the ignition without remove key out from EIS/EZS for example with work on diagnostic...switch IGN OFF---ON for erase faults...then car not start3. Fix the bug/faultof trunk remote open on cars where power lifts on trunk door mainly...4. Fix the bug that the BE key only sent RF signal for one time, after update, the RF s