Remote Can Control about 10 Meters. The Remote Controller is Universal 3 Pins XLR Interface, Suitable for all three Pins XLR Interface LED Lights, Laser-Lights, Smoke Fog Machine, Stage Equipment, etc. Power Suplly:23A 12V Battery(Not incorporated batteries) Colour:Black Material:Plastic Package Contents: 1 x RF Remote Controller (No encompass 23A 12V Battery) 1 x 3 Pins XLR Control Receiver Only the above equipment content, different merchandise shouldn't included. Note: Light reflection and various displays may cause the color of the object in the photograph slightly varied from the real thing. The length allowed error is +/- 1-3cm.