High-End Product CRI90 Double-Sided PCB, gold wire copper support LED component, more reliable and less brightness depreciation. Medium Product CRI80 Double-Sided PCB, gold wire copper support LED component, more reliable and less brightness depreciation. Low-End Product CRI60 Single-Sided PCB, copper wire iron support LED component, less brightness, economical for temperary project. SPECIFICATION Item: CRI90 5mm wide 12VDC SMD3528 LED flexible strip, 300LED per 5meter per roll LED Type: single color SMD3528 LED QTY.: 60LED/Meter Input Voltage: 12V DC Wattage (max): 4.8Watt/Meter Cuttable: Every 3LED per 2'' can be cut Size(W*H/mm): 5mm wide for White PCB Weight: 0.15kgs per 5meter per roll Light Color: Pure White(5500-6500K), Warm White(3000-3500K), Ultra Warm White(2700K), Natural White(4000-4500K) CCT: 2700K-6500K; CRI>90 PCB color option: White PCB Backing: Double-sided Adhesive backing, extra rubber mounting clip for IP67 and IP68 Beam Angle: 120° Dimming: PWM dimmable(more information please refer to different Dimmer applications) Waterproof Type: Non-waterproof(indoor use) Pre-wiring: 20cm Red/Black Lead wire at one end of the strip Packing: 5meter per roll packed in a static bag Notice 1) The delivery date of Warm White(2700-3000K) and Nature White(4000-4500K) would be longer. 2) This 5mm wide LED strip has no compatible solderless connector to use. 3) This 5mm wide strip can make into IP67 waterproof, by encase the strip in shrink tube, with mounting clips provided. 4) These 12 volt Flexible LED Strips are sold in 0.5, 1, 2, 3, 4 and 5 meters, if you need custom length, please contact us.