All Functions lifetime Free Update,no subscription fees!!! 【Free Lifetime Upate】:THINKCAR 689BT is an affordable, reliable automotive diagnostic tool that offers lifetime free update—no subscriptions or renewal fees. It stays current with ongoing upgrades for vehicle compatibility and software optimization. 【Bi-Directional Controls 3000+ Active Tests】:THINKCAR 689BT bidirectional scanner can send action commends to vehicle sub-systems or components for active test without using vehicle controls. It can perform various tests such as: EVAP Test, Fuel Trim Reset, Injector Buzz Test, Window/ Mirror/ Door Lock Test, Pump and Value Tests, etc. Get functions from "Diagnose>Car Model>System>Active Test".