❤Easy to Use:Compatible with 0.39inch / 10mm Wide SMD 5050 RGB Flexible LED Strips, | ❤Solderless couplers for 10mm waterproof RGB LED strips only Pins pierce the strip from behind to make a connection without compromising the silicone Suitable for standard density strips only . | ❤Quick Splitter Connection and A Solderless Quick Snap Down Solution.These are designed specifically for use with waterproof strips that have a silicone coating. | ❤Pins of led strip:4 pin Led strip .width:10mm Working Tempreture:0-50°C Storage temp: -20~60°C | ❤Product Guarantee We offer a 12MONTHS return policy and a one year warranty. Buy with confidence!