... and latest design. CE/UL Certificate Volt:18V ,1*1300mAh Li-ion batteryNo-load speed: 0-350/0-1350RPMChuck :3/8"(10mm ... , soft grip, 1hours charger time,packed in BMCCan change battery to 1500mah, BMC box Power Tool-18V Cordless Drill Li-ion battery Professional