You won't ever have to slow down because of a low battery again! The onpower 510 is designed to become a seamless addition to your life and deliver high performance in a sleek and portable package. With an impressive 10,000 mah capacity, this ultra slim power bank provides all the energy you need to keep your devices charged and ready no matter the task. The device's 15w wireless charging capability makes powering up as easy as possible just place your device on the pad and let the onpower 510 do the rest. Prefer wired charging? In this case, the 20w type c output ensures blazing fast charging speeds for your phones, tablets, and more, while the type c input makes recharging the power bank quick and efficient.built from high quality aluminum alloy and fireproof abs plus pc materials, this power bank is as durable as it is stylish. Compact and lightweight, you can easily slip into your bag or pocket. It's a perfect companion for every journey, rightfully so. Stay connected, productive, and stress free with the onpower 510 the ultimate fusion of power, portability, and premium design.take charge of your day, no matter where it takes you! . 20w type c port in out . 15w wireless output . Power on the go, without the bulk . Wireless charging . Airline friendly power for your travels . 10000mah capacity and aluminium case