Technical specification. voltage:90-240v 50/60hz led: 60w osram 4 in 1 led beam angle:4 degree (sharpy beam effect) pan:540°or infinite rotating(16bit accurate scan) tilt:360° or infinite rotating (16bit accurate scan) update software make sure the movement is fast and quiet strobe:1-25times/sec or random strobe variable electronic dimmer (0-100%). lcd display pan/tilt inverts option. english and chinese language option