The Metabo W18 LTX 115 18V 4.5" angle grinder designed for metal and concrete applications. Features Metabo ULTRA-M 5.2Ah Li-Ion batteries that are packed with the highest quality battery cells and the most advanced technology, providing up to 75% longer run times than leading competitors. The 5.2Ah 18V batteries feature electronic monitoring on each individual cell for increased protection and maximum battery durability, while an LED charge capacity indicator shows the charge at the touch of a button. The Metabo AIR-COOLED Charging system charges up to 30% faster for less down time, and protects the battery cells for significantly increased battery life. Battery and charger are sold separately.