ZITRADES(TM) 10mm Wide PCB Strip-to-Strip Connector Box 4-Conductor For 5050 LED Color-changing Strip Light Used for connecting all types 5050 RGB strip light.No need soldering. This ZITRADES Strip to Strip Connector has 4 Conductors (without wire). Accommodates LED strip widths of up to 10mm. Easy to use,open the tops and insert the strips into it then simply close. Bag of 10.Comes in a sealed ZITRADES brand polybag.