The Grundig USB Battery Charger allows you to power up to four AA or AAA Ni-MH and Ni-Cd rechargeable batteries at the same time. It connects via a USB Type-C cable, which is included in the package, making it easy to plug into a variety of modern power sources. This compact device weighs only 68 g and measures 72 x 25 x 88 mm, so it fits easily into a bag for travel. To help you keep track of your power levels, simple LED indicators glow red while charging and switch to green once the batteries are fully charged. Its black finish and lightweight design make it a practical choice for anyone who needs a portable way to maintain their household batteries.