Zitrades Solar Lights Outdoor 2 Pack, 8 LED Motion Sensor Solar Lights with Wide Lighting Area, Easy Install Waterproof Security Lights for Front Door, Back Yard, Driveway, Garage (Solar Light-2) Work with IBM ThinkPad X1 Carbon 0B47046 UltraBook PC Power connector adapter Electric current  2.25A / 3.25A / 4.35A Tip Connecter size: 5.4mm male plug Please make the dc tip size is you need before buying !