... before using it.1, Power on, press the on/off switch to I to start.2, Press the on/off ... switch to “timer on” directly and press the”120sec timer” if ... 120sec timer.3, It will stop when time’s up.4, Using 4*9w bulb, please replace the UV bulbs every 6 ... .W: 15.8kgN.W:12.9kgHZ: 50-60HZOn/off switch, 120sec timer (using 4*9W bulbs )Notice:1, Don’t stare at ...