In addition, the BSS501 circular saw kit includes an 18V LXT Lithium-ion battery that provides a longer run time, 5x lower self-discharge, and 16 firm holding contact terminals for constant high power. The Makita BSS501 saw kit also boasts a built-in dust blower that enhances line of sight and keeps the work place clean, a 25-minute rapid charger for less down time, and a built-in LED light for a more illuminated work space. The Makita BSS501 retails for $329.99 and comes with a 1 year limited warranty.