Primelux universal 8 gang switch panel system convenient / neat / safer. Features Input voltage: 12V-24VDC.Maximum output power: 600W at 12V,1200W at 24V.Maximum input current: 60A.Switch panel size: (4.53)" X (2.6").Circuit box size: (6.4)" X (4.2").Switch panel material: high quality ABS and aluminum.Operating temperature: - 40 degree ~ + 105 degree.DIY lables: 50pcs reusable switch labels.Over -voltage protection,over - current protection.Reverse polarity protection and thermal protection How to exchange between models Press and hold the ON/OFF button in the middle of the panel for 1 second.Press and release the button you want to change model.Release the ON/OFF button. Instllation guide 1.Total power will go to 600W at 12V, 1200W at 24V and the maximum current is 60A.2.The maximum output current of group 1 & 2 is 30A, the maximum output current of group 3-8 is 20A.3.The recommended connection method is to decrase the current gradually from groud 1 to 8 groud.4.Make sure all the lamps are connectly before connecting the power cable. Instllation guide 1.Total power will go to 600W at 12V, 1200W at 24V and the maximum current is 60A.2.The maximum output current of group 1 & 2 is 30A, the maximum output current of group 3-8 is 20A.3.The recommended connection method is to decrase the current gradually from groud 1 to 8 groud.4.Make sure all the lamps are connectly before connecting the power cable. Package Included 1 x 8 gang switch panel.1 x circuit control box.1 x 50pcs reusable switch labels.1 x voltage protection breaker.3 x mounting brackets.1 x installation guide.3 x wiring harness.10 x zip ties.screw sets.