inputs.text: worked good broke 45 days - ok im heavy user live hot humid country not make expect anything less reliability power supplycharger laptopi thorough research compared options even locally available options decided risk buying bit money additional features arrived promptly worked well took 6 hours bus drive santo domingo portauprince able charge laptop using charger used happily airports miami new york istanbul doha use computer extended periods time dell studio 17\\ 90w requirement sometimes would notice get hotthen 45 days purchase arrived home cleaning lady moved stuff around indicator panel no longer working however usb charger notebook chargers continued work fine not worry much 2 months 2 days purchase stopped working altogether