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(2) 13-gram Digital and (4) 37-gram Servos (installed)
The 90mm 12-blade impeller
plus an enlarged rudder and elevator and a more powerful 3S and 4S compatible power system
No separate balance cable is required
the E-flite ® Viper 90mm EDF Jet offers fantastic handling with incredible speed and power
Spektrum Smart ESC Programming Update Box: Avian and Firma Nitro Props (2) 13-gram Digital and (4)Smart ESC Programming Update Box: Avian and Firma Product Features Updated V2 version Review, adjust and save Spektrum Smart ESC parameters Connect (via USB) to a PC to update Smart ESC firmware and adjust parameters via Spektrum SmartLink PC app Check a LiPo battery's cell balance Needed for programing and updating the Spektrum Sensored Crawler ESC (SPMXSE1060) Product Overview Set, review, adjust and save the operating parameters of your Avian and
