iFlight Bourdon HD V3 BNF features the superb Nebula Nano digital HD digital system, making the flight truly breathtaking The entire frame has been reduced to a minimum size and weight. We found a diagonal motor distance of 145mm for the V3 to fit inside the DJI Air unit. But this time there is more. motor size and software designed the air duct to increase horsepower and reduce noise. No more broken PLA catheters lightweight polycarbonate conduit shape minimizes channel thrust and efficiency. The main changes from V2 to V3: -4S 1408 3600KV upgraded to 2203.5 3600KV 6S 1408 2800KV upgrade to 2205 2300KV --Succex-a F4 AIO upgraded to Beast STD F7 45A AIO -The air duct in Updated Polycarbonate Reduces Noise and Improves Durability -Updated EVA Protector Feature: -No props or frames are visible - STD F7 45A high-performance True-AIO on-board beast to save weight and space - T700 grade carbon fiber (40% higher tensile strength than ordinary 3K carbon fiber) - Lightweight one-piece frame design (less flex, stronger and more durable) -Low resonance frame structure (less Jello, more cinema lens) -Butter smooth 4S XING 2203.5 3600KV / 6 seconds 2205 2300KV motor Specifications Bumblebee BNF: -BeastSTD F7 45A genuine blheli-s AIO board -Motor: 4S star 2203.5 3600KV (LINK) / 6S2205 2300KV -Read: 145mm -Body size: 111*93mm -Bottom plate thickness: 2.5mm -Thickness of the upper plate: 2mm -The distance between the upper plate and the lower plate: 27mm (the height of the aluminum joint) -Propeller size: 3 inches -FC model: 20*20mm, 30, 5*30.5mm -FPV camera pitch: 19mm -Weight: 355.6g (without battery) Bumblebee comes with HD Quad BNF components and parts Pre-built and tested quadcopter -1x BumbleBee HD V3 frame -1x Nebula Nano Digital HD System Kit -2x Albatross LHCP RP-SMA 5.8g Antenna -1x TPU Bracket for DJI Air Module -1x DPU Antenna Bracket -2x TPU Camera Side Panel Soft Installation -2x Propeller Nazgul 3040 (4 colors may vary) -2x MMCX to RP-SMA female adapter cable -1x iFlight Lipo strap Battery recommendation* Fullsend 4S 95C 1300mAh (5- 6 mins flight time with GoPro Hero8) * Fullsend 4S 95C 1550mAh (6-7 mins flight time with GoPro Hero8) * FULLSEND 6S 1050mAh.