This module produces electricity when exposed to light Connected or connecting modules be aware of high DC voltage Do not damage or scratch the rear surface, do not handle or install when wet, do not disconnect under load Only qualified personnel should perform maintanence or install work on these modules Maximum series fuse rating 30A Power production tolerence +/-3% Follow all applicable safety precautions and battery manufacturer�s recommendations - should batteries be used with these modules Rated Max. Power:540W Voltage @ Pmax:31.46V Current @ Pmax:17.17A Open-Circuit Voltage:37.78V Short-Circuit Current:18.18A Max. System Voltage:DC1500V Power Sorting:0 ~ 4.99W Short-Circuit Current tolerance:+/- 4% Open-Circuit Voltage tolerance:+/- 3% Designed Mechanical Load:3600Pa*1.5 Safety Class: Class II Colour: Blue Nett Weight:30.5kgs