Mavic adjustable Tabletholder

BOM:
1x http://www.banggood.com/Tablet-Bracket-Holder-Mount-For-DJI-Phantom-34-Inspire-1-Flysky-FS-i6S-Transmitter-p-1079859.html?rmmds=myorder

1x Hexa Screw DIN 912 M4x16

1x Nut DIN 934 M4

(1x Washer DIN125 4,3)

1x https://www.amazon.de/RAVPower-Powerbank-10050mAh-Zusatzakku-Smartphone/dp/B01GZQUGVK/ref=sr_1_1?ie=UTF8&qid=1483455637&sr=8-1&keywords=RAVPower+Powerbank+10050mAh+iSmart+Externer+Akku+Zusatzakku+Pack+f%C3%BCr+iPhone%2C+iPad%2C+Samsung%2C+Huawei%2C+Sony%2C+LG+weitere+Sma