The sender unit features 4 buttons marked Fading,Chasing,Flashing,Dancing,ON and ... power 125V 15A;Multi-function 4-button hand-held remote control(Sender unit), 12V type 23A battery (included) ... for your convenience.The sender unit features 4 buttons marked Fading,Chasing,Flashing,Dancing,ON and OFF respectively ... or OFF at the corresponding receiver Wireless Remote Control Multi-functional Socket