... :Special Connector Voltage input:100-240V 50/60HZ PA-9 Laptop Adapter for Dell CPI CPT C640 C840 90W 1.Power ... % RH Non-condensing12.Storage Humidity: 5% ~ 95% RH Non-condensing13.Case materials: PC, ABS, or equivalent 14.Series safety standards: CE ... , 40Y7706, 40Y7707, 40Y7708, 40Y7709, 40Y7710, 40Y7711 Fits Laptop ModelsIBM ThinkPad: T60, T60p ,T61 T61p Series IBM ThinkPad: X60, X60s, X61 X61s Series ...