RYOBI introduces the 18V ONE+ Cordless 6-1/2 in. Circular Saw Kit with 4.0 Ah Battery and 18V Charger. The 18V ONE+ 6-1/2 in. Circular Saw has a 40% more powerful motor compared to its previous model (P506). The 24 Tooth Ultra-Thin kerf carbide-tipped blade allows for fast, clean cuts. The included battery and charger are compatible with all RYOBI 18V Tools. Backed by the RYOBI 3-Year Manufacturer's Warranty, the 18V ONE+ Circular Saw includes a 6-1/2 in. 24 Tooth Ultra-Thin kerf carbide-tipped blade, blade wrench, 4.0 Ah Battery, 18V Charger, and operator's manual.