1500mAh Dental Endo Motor With Apex Locator Endodontic Devices. Endo Motor and Apex Locator, 2 Functions in 1 Machine. 1. Apex locator and endo motor combination. 2. 1500mAh ultra-large battery, very long time cycle charging. 3. 9 files program can be preset by user. 4. Angels of FWD-Clockwise : 30°, 60°, 90°, Angels of REV-Counter. 5.