Whoop Drone Cross 4S Night Flight Acro

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Here is a Whoop Cross 130 mm in Polycarbonate and TPU Ultimaker, highly visible at night. It features: micro f4 20x20mm Motors Brushless 1707 - 3900kv Propellers Lumenier 5040x4 cut to 70mm Quad ESC 4 X 20A Racerstar It runs on 3S 850 mAh or 4S 1000 mAh. Mini controller F4 Betaflight: http://www.banggood.com/fr/mini-acro-f4-betaflight-flight-controller-buil-in-pdb-5v1a-be with micro buzzer - p-1110441.html?p=LD020411878172015024 ESC 4X 20AMP Bheli S V2: http://www.banggood.com/racerstar-rs20ax4-v2-20a-bb2-48mhz-blheli_s-2-4s-opto-oneshot42-multishot-4-in-1-esc-for-fpv-racer - p-1080541.html?p=LD020411878172015024 Receiver Frsky: http://www.banggood.com/fd800-tiny-frsky-8ch-ppmsbus-receiver-compatible-frsky-accst-x9dplusdjtdftdht-for-qx95-qx90 - p-1108071.html?p=LD020411878172015024 Brushless 1707 3900kv: http://www.myrcmart.com/rcx-h1707-3900kv-micro-outrunner-brushless-motor-p-9434.html Small supply of screws: 16 x M2 12 mm to fix the Brushless on the Motor Support. 12 x M1.6 + 12 x M16 nut to fix the Brushless Supports to the Chassis https://www.facebook.com/microdure/