1.3 Ah, Lithium-ion battery, always ready for use & holds it charge, 30 minutes charge time, 5, 000-20, 000 oscillations of sanding pad, Oscillation angle 2.8 degrees, 3 in 1 multifunctional tool, Comes with wood/metal sawblade, wood plunge cut blade, delta sanding plate, 6 sanding sheets & carry case