Autel AutoLink AL539B with unique patented One-Click I/M Readiness Key, circuit test, starting and charging systems tests, battery test, TFT color display, and built-in speaker. AL539b will streamline automotive service and help ensure rapid, accurate diagnosis and timely repair.
800mAh Lithium Battery for AutoLink AL439/ AL539/ AL539B, when you use AutoLink AL439 to do electrical tester, it would need use battery. You can use this one as backup.
This is wholesale price offer for Autel AutoLink AL539B OBDII Code Reader & Battery Test Tool, this wholesale offer can save you 127.00 USD, each unit only cost you 135.00 USD.