Function: DMX / Sound Active / AUTO / Master-Slave. Operator interface: Manual / DMX 7.DMX Control Channel: 3 pins XLR Male / Female, 9 Channels 8. Graphics & Effects: 2 lens Laser scan, more than 25 patterns. The item will be shortened it's life if it's keeping run for a long time such as 5 hours(switch off for 15 mins when it was running for few hours). Keep away from children and NO direct eyes contact to the laser lights. Please comply with the user manual during using. It's normal for a little noise when the item is running as it was applied with a stepping motor. 1x Laser lighting 1x Power cord 1x User Manual(English). International buyers please note: a. The item "2 Len RGB Beam LED Laser Projector Light DMX Stage Lighting Party Club DJ Show" is in sale since Wednesday, September 20, 2017. This item is in the category "Musical Instruments & Gear\Stage Lighting & Effects\Stage Lighting\ Single Units". The seller is "sseariver2009" and is located in HK. This item can be shipped worldwide.