This fits all common single color LED strips 3528 and 5050. It will allow you to power 4 strips with just one simple power supply. This splitter can easily handle 4 16ft 5050 strips or all the way down to 3 inch strips. Make sure to buy the correct power supply for however many watts your strips combined require.
To make 3 to 1 or 2 to 1 you can simply cut off a plug or two.
"For God so loved the world, that he gave his only Son, that whoever believes in him should not perish but have eternal life."