DIRECT-DRIVE SPEED 400 PLUS 7 Graupner 6063 Specially designed power set for sports models such as the MINI-TAXI, SUPER DECATHLON and SPACEWALKER-1, for 6 to 8 NiMH cells, 1.0 Ah, or 2 to 3 Li-Po cells, up to around 1.2 Ah capacity. SPEED 400 PLUS 7.2 V electric motor with CAM SLIM PROP 1372.17.7,5, 30 mm Ø precision spinner, flux ring and motor mount clamps, including retaining screws. Weight complete approx. 110 g