smart built-in circuit design
after 10 sceonds auto power-off protection system
pz-15091M
large landing gears with metal block
weight:65g
size(L*W*H):73.5*44.0*28.0mm
speed:0.8s/60°-4.8v, 0.6s/60°-6.0v
torque:2.7kg*cm-4.8v,  3kg*cm-6.0v
support flight weight:5kg
landing struct diameter: Ø5mm

pz-15090M
middle landing gears with metal block
weight:43g
size(L*W*H):65.8*31.5*25.1mm
speed:0.7s/60°-4.8v, 0.55s/60°-6.0v
torque:1.8kg*cm-4.8v,  2kg*cm-6.0v
support flight weight:3kg
landing struct diameter: Ø3mm

pz-15094M
micro landing gears with metal block
weight:30g
size(L*W*H):54.8*32.0*21.0mm
speed:0.5s/60°-4.8v, 0.45s/60°-6.0v
torque:1.1kg*cm-4.8v,  1.4kg*cm-6.0v
support flight weight:2kg
landing struct diameter: Ø3mm

And there are various color of metal block you can choose!