This laser stage lighting can be controlled both by voice-activated mode and AUTO stroke mode. Its strobe speed and sound sensitivity can be adjusted. It is perfect for DJ using in Night Clubs, Discos, Pubs, Bars, KTV and even Home Parties, Diwali Light, Christmas light etc. Product Specifications: Excellent Quality Color Of Laser: Red & Green Input Voltage: AC 110 - 240V 50 / 60Hz Powered By: AC Adapter (5.0V DC, 1 - 1.5A) SEVEN STARS ORIGINAL - Sound active & Auto-mode Laser generator: wavelength 532nm, power 50mW, wavelength 650nm, power 100mW. Modes: Sound Activated Mode & Auto Mode Sound Active & Auto-mode (Strobe Speed, Sound Sensitivity Adjustable) It's Good Quality and High Performance Energy-Saving and Environmentally Friendly, High Brightness Low Heat Generating, No UV or IR Light Radiation Specification: Color: Metallic Blue Material: Stainless Metal (Aluminum) Weight: NW: 0.5KG, GW: 0.6KG Product Size: 4.72" x 3.62" x 2.05" (L x W x H) Features: 3 control Modes: Auto/strobe/voice-activated. Motor Speed Adjustable. Voice Control Sensitivity Adjustable. Laser Light Source: Semiconductor Laser. With Fan Cooling System. Can be activated by sound or automatically. The sound activated mode allows the laser to flash according to the music played. Strobe speed & sound sensitivity can be adjusted & controlled to create different effects. Can play like dynamic liquid sky, animated moving starts & cloud formation, etc. All this wonder and beauty of the night sky happen in your room. Eye-catching red & green laser twinkles like stars & spread out as matrix with more than 500 dots Small & Compact, can be easily carried around & host parties anywhere any time. A perfect gift for party animals, party hostess & disc jockeys. A must have item for night clubs, discos, pubs, bars, KTV. Also a practical addition for hosting Parties at home.The images represent actual product though color of the image and product may slightly differ.