Features: advanced algorithms program design, built-in more than 50 kinds of patterns, changes in voice patterns. A voice function closure -------------------------------------------------- ------------------------------ Scanning System: precision stepper motor, a wide-angle scanning Laser: 100mW red laser, [650 nm] Control mode: the voice -------------------------------------------------- ------------------------------ Power: 110 ~ 250V, 50/60HZ, power of 20 W Weight: 2.3Kg Application of places: Family Party, Nightlife Establishments, dance halls, bars, KTV box, all kinds of leisure venues¡Â¡Â