SPEED GEAR 700 2,7:19,6 V Graupner 1735 with SPEED 700 TURBO. Affordable and extremely powerful power systems for electric-powered R/C gliders. Makes an excellent power plant for model gliders of 2000 to 3000 mm wingspan in conjunction with the matching CAM FOLDING PROP, Order No. 1335.36.24. Lightweight „softline“ models will climb steadily on 8 cells with this system, but for semi-scale models we recommend the use of 10 to 12 NC cells.