Specifications Output:19V 3.42A 65W (Compatible with 19V 2.37A/2.15A 45W/40W) Input:100-240V 50-60Hz Connector Size:3.0*1.1mm Package:1x Ac adapter and 1x Ac power Cord Durability: Durable material and superior components ensure long durability, regardless of scrapes, bumps, or drops; Compatible With Acer Chromebook 11 R11 13 14 15 C720 C720P C740 CB3-111 CB3-131 CB3-132 C730 C730E CB5-132T C738T C731 CB5-311 CB5-311P CB3-431 CB3-431-C5FM CB3-431-C7EX CB3-431-C3WS CB3-431-C5EX CB3-431-C0AK CB3-531 CB3-532 CB3-531-C4A5 CB3-532-C47C CB3-532-C8DF CB5-571-C1DZ CB5-571-C4G4 CB5-571-C09S C720-2848 C720p-2625 C740-C4PE C740-C3P1 CB5-132T-C8ZW CB5-132T-C9KK CB5-132T-C1LK C738T-C44Z CB3-131-C3SZ CB3-131-C3KD CB3-111-C670 CB3-111-C8UB C731-C8VE AO1-131-C7DW (Not fit for C710) Compatible Laptop ModelsAcer Aspire S5 S5-371 S7 S7-391 P3 R13 R5-571T R5-571T-59DC R5-471T-50UD R5-471T-51UN R5-571TG R5-571TG-57YD R5-571TG-78G8 R7 R7-371T R7-372T R7-572 A01-131 A01-131-C9RK A01-131-C9PM A01-4