best led light bar for 4x4

{"title":"3W CREE LEDS TWO ROWS CURVED LED LIGHT BAR ( 3D REFLECTOR CUP ) 22\"-51\" 120W-300W","imgUrl":"https:\/\/img.chinax.com\/nimg\/92\/a8\/a592576350418051fc09b9280376-200x200-1.jpg","attrs":{"Price":"1","Brand Name":"ROADBON4WD","Model Number":"RBL-I120","Minimum Order Quantity":"10","Delivery Time":"15-25 days","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union","Supply Ability":"20000 sets\/month","Packaging Details":"Carton","RBL-I120":"22\" 120W, 635*98*122mm","RBL-I180":"33\" 180W, 886*111.5*122mm","RBL-I240":"42\" 240W, 1137*130.59*122mm","RBL-I288":"50\" 288W, 1341.2*150.14*122mm","RBL-I300":"51\" 300W, 1370*150.14*122mm"}}

{"title":"4x4 400W Full Spectrum Roi-E680 Dimmable Led Grow Light AC85-265V","imgUrl":"https:\/\/img.chinax.com\/nimg\/d8\/fa\/830e5df7b69e7b69d5282a81dd9f-200x200-1.jpg","attrs":{"Price":"290-345 USD\/pcs","Brand Name":"BAVAGREEN","Model Number":"BA-GL-LM301H-PRO-400W","Minimum Order Quantity":"1 Pcs","Delivery Time":"Samples : 3-7 days . Bulb order 15-20 days","Certification":"ETL cETL CE ROHS","Place of Origin":"China","Payment Terms":"T\/T, Western Union, T\/T ,Paypal","Supply Ability":"1000 pcs per month","Packaging Details":"1 pcs \/inner cartons ( 22KG ,114*23.5*31cm)","Light Source":"Samsung LM301H White diodes & Osram SSL Red ,Far red &Seoul","Lamp Power":"400W","Lamp Effiency":"2.60 umol\/J","Spectrum":"Full Spectrum 380nm - 730nm","Coverage ( Veg &Flowering)":"4x 4 sq ft","Dimension":"L 1100 x W1100 x H 40mm (\uff08 L 43.30in \u00d7 W 43.30 in \u00d7 H 1.57in\uff09","Lamp body material":"PC and Alunminum","Input voltage(v)":"AC85-265V","Application":"420 Greenhouses & Grow Tents & Basements,indoor grow greenhouse"}}