Makita BL1840BDC2 18V LXT® Lithium‑Ion Battery and Rapid Optimum Charger Starter Pack (4.0Ah) RH328VC and 80010 have 1/16th inch

and 80010 have 1/16th inch markings on both sides and 80015 has 1/16th

Soft Start: Yes

It allows simple recalibration of its electronic system by just pushing a button

The LaserLine B1-T Detector Bracket attaches to any LaserLine GR1000 or GR1450 Direct Reading laser rod

Makita BL1840BDC2 18V LXT® Lithium‑Ion Battery and Rapid Optimum Charger Starter Pack (4.0Ah) RH328VC and 80010 have 1/16th inchMakita BL1840BDC2 18V LXT LithiumIon Battery and Rapid Optimum Charger Starter Pack (4. 0Ah) EFFICIENCY : 18V LXT Lithium Ion 4. 0Ah battery reaches a full charge in 40 minutes or less CONVENIENCE : Integrated L. E. D. battery charge level indicator allows user to monitor battery charge TECHNOLOGY : STAR Protection Computer Controls protect against overloading, over discharging and overheating RUN TIME : Provides up to 35% more run time per charge