Specification: Voltage:DC5 V Wattage:1 W Button function:MODE+ Switching patterns forwardly SPEEDSwitching speed/ Press for 2-3 seconds to turn on/turn off MODE-Switching patterns backwardly MODE+ & MODE- AUTO Mode (Pressing MODE+ & MODE- at the same time & release at the same time) Feature: Easy to use Quick connect LED pixel strip to power supply, no need soldering. With 76 kinds of change mode, can control up to 2048 pixels. Wide range of use, suitable for products with 5V USB (Universal Serial Bus) interface, such as computer, laptop, TV, power bank, DC plug etc. Package included:1*DC5V LED Controller with USB (Universal Serial Bus) & JST connector (LED strip is not included)