·Power supply:AC110V~240V/50-60HZ（Switching power supply）   
·Lamp:3W×54 LED RGBW
·Channel: 7 channels  (digital display)
·Beam angle: 25degree standard (35 degree/45 degree/60degree optional)
·Rated power: 180W

you can compare with other brands which is more powerful. now so many different brands selling in the market and selling are really low price. beware low price means low power.