... mini protable ,factory low price Latest new red and green laser star stage lighting TD-GS-15Fittings ... Weight: 276gHow-to 1. Connect DC power adapter and plug in jack. 2. Press the ON / OFF switch, ... two steps, click the slower speed control switch, and then click as fast. 4. Voice knob will ... 6. Recommended time: 5 hours of continuous use in the followingFunction:KTV ,karaoke OK, Teaching ,Speech,clubs ...