We should have surveillance cameras in public places because they ensure public safety. ... Through surveillance cameras, the police can both prevent crimes from happening and can quickly solve criminal cases with material evidence. In addition, surveillance cameras protect against property theft, and vandalism

Minggu, 10 November 2019

Only US $45.56 JMT DIY Mini J630 630mm Carbon Fiber 4-axle Foldable Rack Frame Kit High Landing Skid for Helicopte






JMT DIY Mini J630 630mm Carbon Fiber 4-axle Foldable Rack Frame Kit High Landing Skid for Helicopte

[32867507242] JMT J630 Carbon Fiber 4-axis Foldable Rack Frame Kit for DIY Quadcopter RC Drone Description The Frame is made of 3K Carbon Fiber board and full CNC machining, the whole frame weighs only 692 grams. Folding design, portable. Aerial stabilizer installation method is former hanging or middle suspension, the battery can be mounted on upper plate or under hanging fixed,The frame with high landing skid. It is suitable for simple flight and aerial photography, aerial mapping, reconnaissance, fire observation, life exploration, cable inspection, farm monitoring, oil route inspections,or the place where with high requirements on mobile performance, with low weight equipment load and more left space. Specification: 1, 16mm carbon tube, high strength center board with sub-board installation location 2, Wheelbase 630mm rack weight of about 635 grams maximum load 2KG (the actual load depends on the power) 3, 2212,2216,3108,3110,3508,3510,4108 and other motors are applicable 4, It is recommended 10 inch -15 inch propellers 5, Can use Lipo battery 3S -6S 2200mah-6000mah, etc. 6, Internal reserved APM damping plate mounting hole, suitable for APM2.5 / 2.6 / 2.8 / PIXHAWK and other open source flight control, while reserving large space can be installed DJI, Zero commercial flight control Recommended configuration??(Not included) KV ESC Battery Propellers MT3508380KV HobbyWing XRotor-Pro 40A 5200-6000mAh 6S 13-15 inch MT3508580KV HobbyWing XRotor 40A 5200-6000mAh 4S 12-15 inch MT3508700KV HobbyWing XRotor 40A/30A 5200-6000mAh 4S 12-13 inch Size: 


US $59.95

Limited Time 24%  US $45.56


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