HJ550 is a series of "Firewheel" Multicopter frame from HJ. It is very suitable for RC beginner althougn HJ550 have simple design, with built-in circuit board for ESC power distribution, seldom parts but strong structure to let user more easier for maintenance. The mounting holes design can fit for different controller board e.g. KK, FF, MK, MWC in the RC market, it can fulfill different kind of user need e.g. FPV.
Please note that the thickness of the 4 motor arms are 5mm, pls use M3x8 screw for motor fixing.
Motor: A2212/2216/2814 800KV~1000KV
ESC: 20A ~ 30A
Propeller Size: 10x4.5 in or 10x4.7 in
Battery: 4s 2000mah ~ 3600mah Lipo
Material: glass fiber + ABS plastic
Color: red + black + white
Weight: 424 grams
Wheelbase: 550 mm
Takeoff weight: 1200 - 2400 grams
Propeller: 9443, 1045
Recommended battery: 3S - 4S LiPo
Recommended motor: 2212, 2216
Recommended ESC: 20A -40A,
Complete set includes: Arm x 6+ Upper cover x 1+ Lower cover x 1+ Force arm screw 36+ Motor screw 24