ultrasonic altitude quad spy drone

{"cid":"91220045","title":"ZAi 4-Axis Window Cleaning Drone 40kg Payload UAV With Avoidance Radar","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/f1\/7a36195cb2fc46fd6502ff665c6c-200x200-1.jpg","attrs":{"Price":"888.88","Brand Name":"ZAi","Model Number":"ZAi-40YS","Minimum Order Quantity":"1-1000pcs","Delivery Time":"2(sample)~30 working days(order)","Certification":"CE ROHS FCC ...","Place of Origin":"China mainland","Payment Terms":"T\/T,Paypal\/USDT...","Supply Ability":"500~1000pcs per day","Packaging Details":"standard packing\/ customized packing","product keywords":"ZAi window cleaning drone","wheel base":"2050mm","item size":"1570*1570*800mm (unfolded)","flight control":"KX","remote control":"H12\/H16","electric motor":"X11 Max 60rpm\/V","electronic speed controller":"150A","propeller":"48-inch","drone frame weight":"13.5kg","payload":"20-40kg","flight time":"40 mins(without load) 20 mins (full load)"}}

{"cid":"91223031","title":"ZAi 4-Axis Window Cleaning Drone 40kg Payload UAV With Avoidance Radar","imgUrl":"https:\/\/img.chinax.com\/nimg\/7f\/f1\/7a36195cb2fc46fd6502ff665c6c-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"ZAi","Model Number":"ZAi-40YS","Minimum Order Quantity":"1 set","Delivery Time":"depends","Certification":"CE ROHS FCC SGS","Place of Origin":"China Mainland","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000pcs\/month","Packaging Details":"standard package","product keywords":"ZAi window cleaning drone","wheel base":"2050mm","item size":"1570*1570*800mm (unfolded)","flight control":"KX","remote control":"H12\/H16","electric motor":"X11 Max 60rpm\/V","electronic speed controller":"150A","propeller":"48-inch","drone frame weight":"13.5kg","payload":"20-40kg","flight time":"40 mins(without load) 20 mins (full load)"}}