... :5 ~ 55HZ/2g 30 minsimpact resistance:1g/SMTBF50,000 hours with full load conditionSafty:EN55015/ CLASS B , *EN61000-4-2, EN61000 ... and brown color connect to"N" , "L" ,the other one with pink and white color connect to "+","-" position . Guarantee:1)2years warranty ... )100% full load burn-in testAttention:If meet any problem with the goods. pleasse contact us in time to reslove it ...