Voltage:18V(20V Max.) Rated power:800W No load speed:0~5600r/min Bar Length:12inch Chain pitch:1/4inch Chain speed:12m/sec Battery capacity:4.0AhCHAIN SAWOT A2420SKU: OT A2420C$0.00PriceQuantity*Add to CartSTANDARD ACCESSORY4.0Ah battery pack 2pcs; 1.8A charger 1pc;