... 30mm 2.Package size:145*95*50mm 3.Net weight: 175g 4.Gross weight: 210g Summarization RGB waterproof-Amplifier adjust ... accept PWM(Pulse Width Module) , Each one RGB amplifier can be added, the connecting number of LED will ... theory.Technical Parameters 1. working temperature: -20-60 °C 2.power supply voltage: DC5V, 12V, 18V, 24V optional ( ... 5V: <60W, 12V: <144W, 24V: <288W RGB Waterproof Amplifier