cooling fans and ventilation holes charging trolley

{"cid":"91203148","title":"Laptops Charging Cabinet 30 AC Power Sockets Charging Trolley ","imgUrl":"https:\/\/img.chinax.com\/nimg\/9d\/08\/ae4a1b418395ad5ceea59fc490ba-200x200-1.jpg","attrs":{"Price":"USD 439-550\/set","Brand Name":"Anheli","Model Number":"AHL-B30","Minimum Order Quantity":"1 set","Delivery Time":"5-7 working days","Certification":"CE, FCC, RoHS, CCC, ISO, etc.","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"1000 sets\/month","Packaging Details":"Standard exporting plywood cases","Item":"30 Bay laptop charging cabinet","Material":"Galvanized sheet","Charging ports":"30","Charging items":"Laptops, chromebooks, notebooks","Interlayer":"ABS engineering plastic","Protection system":"Locks and keys","Cooling system":"Cooling fans and ventilation holes","Wheels":"German medical standard ultra-quiet universal wheels"}}

{"cid":"91198273","title":"540mm Width Laptop Charging Cabinet","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/ea\/69e6e46e24974a87579d84414865-200x200-1.jpg","attrs":{"Price":"$525-$580\/unit","Brand Name":"MUCHN","Model Number":"MCC30B","Minimum Order Quantity":"1 Piece","Delivery Time":"35-40 working days","Certification":"CCC\u3001CE\u3001FCC\u3001RoHS\u3001ISO,etc","Place of Origin":"CHINA","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"2000pcs\/month","Packaging Details":"Plastic bag inside, then poly foam packing, finally 5-layer carton box outside. 1pcs\/ctn.","Iterm No":"MCC30B","Material":"Cold rolled steel , ABS engineering plastic","Dimensions":"L720*W540*H930mm","Application:":"charge tablets, iPads, mobiles","Charging current":"5V, 2A","Charging ports":"30","Charging type":"AC power","Chips":"Imported chips","Wheels":"German-medical standard quite wheels","Function":"Used for charging 30 pieces laptops"}}