Convertor for Lenovo ac/adaptor Circle tip to Square tip

Apple Compatible Laptop Adaptor 60Watt, 16.5 Volt, 3.65A, with L Shaped Connector- 1 Year TTE.CA Limited Warranty

Acer Compatible Laptop Adaptor 90Watt, 19 Volt, 4.74A, with 5.5mm x 1.7mm - 1 Year TTE.CA Limited Warranty

Dell Compatible laptop adaptor 45Watt, 19.5Volt, 2.31A, 4.5mm x 3.0mm -- 1 Year TTE.CA Limited Warranty

ORIGINAL DELL 90WATT AC/ADAPTOR -- 1 Year Limited TTE.CA Warranty

Dell USB Type-C 45 Watt Notebook adaptor