Specifications: USB C to DC 5.5MM x 2.1mm for laptop, Compatible with Toshiba and other (5521) laptop. 【USB C to DC 20V】Built-in a PD smart chip,it can convert the PD Charger into DC 20V. It supports 20V 5A Max. 【Convenient】This PD USB-C to DC Power Convertor cable allows you to get rid of heavy UPS 110V.You can carry it in pocket lightly in your office/studio/travel. 【How to use】If your equipment power Jack is DC 5.5mm x 2.1mm with 20V Needed，you can use this cable with a PD Charger or PD Power bank to power your equipment. 【PD Device Requirement】This Cable is just a conversion device,you need to provide correct PD power Adapter or PD Power Bank which support 20V output.Please note the Type-C charger power must be over than the output end power.The Power Bank should support 20V output. Advanced technology and aluminum alloy casing manufacturing make this cable reliable and durable. Made of high-quality wire, ensuring an excellent experience for your device.