About this item Product Specification: DC-Output: 19V 3.42A 65W; Input: 100-240V, 50-60Hz; DC Connecter size: Internal Diameter: 2.5mm, External Diameter: 5.5mm; With central smart-pin (Please Check Before Purchase) Compatible with 65W Laptop Adapter models: C55-A5302, C55-A5300, C55-A5105, C55-A5286, C55-A5104, C55-A5309, C55T-A5222, C55-B5302, C55-B5299, C55-B5287, C55-B5272, C55-B5270, C55-B5200, C55-C5241, C55D-B5310, C855-S5231, C855-S5214, C855-S5347, C855-S5236, C875-S7304, C875-S7303, L855-S5240, L855-S5405, P855-S5102, P855-S5312, P855-S5200, P875-S7102, C655-S5049, C675-S7106, L455-S5975, L645-S4102, L645d-S4056, L655-S5096, L655-S5150, L745-S4210, L755-S5112, L755-S5216, L775D-S7340, P745-S4102 Compatible with P/N: PA3516U-1ACA, PA3714U-1ACA, PA3715U-1ACA, PA3822U-1ACA, PA5034U-1ACA, PA5035U-1ACA, PA3468U-1ACA, PA5177U-1ACA, PA5180U-1ACA, PA3467U-1ACA, PA3917U-1ACA, PA5178U-1ACA, PA3743U-1ACA, PA-1900-04, PA-1900-05, PA-1900-23, PA-1900-24 Power Supply Safety Certification: