ARRMA VORTEKS 1/10TH SCALE 2WD ELECTRIC STADIUM TRUCK 550 MEGA BATTERY & CHARGER NOT INCLUDED RECOMMENDED SPEKTRUM SMART TECHNOLOGY . SPMX33007C3H 8.4V 3300 MAH 7-CELL HUMP SMART NiMH BATTERY, SPMCX1020 USB-C SMART CHARGER 1 X 20W. (OR) SPMX52S30H3 7.4 5000MAH 2S 30C SMART G2 LIPO BATTERY, SPMXC2015 s155 g2 1 x 55w AC SMART LiPo CHARGER. READY-TO-RUN, WATERPROOF, METAL GEARS, BRUSHED MOTOR.