9-volt battery with USB-C charging connectionShort and compact, our battery introduces itself✅ Lithium-ion battery, therefore low capacity loss during longer storage !✅ 7.4 volt voltage, 1200mAh capacity, 8.1 Wh energy content !✅ Protection against short circuit and overcharging !✅ Can be charged with USB-C charger !✅ High-quality workmanship, no memory effect !Innovative energy charging with the 9V USB battery blockIn the constantly advancing world of technology, portable energy storage devices are of crucial importance. The 9V USB battery block is a product that not only combines the highest compatibility, but also impressive technical data to optimally cover the energy requirements of your devices.Lithium 9 volt battery with USB-C connectionLithium-ion technology not only ensures a high energy density, but also a low self-discharge rate. This means that the battery pack retains its charge over a longer period of time, even when not in active useTechnical data for the Google G011B, G011B-B battery Voltage: 7.4 Volt Capacity:1200mAh Energy content: 8.1 Wh System: Li-ion battery Weight: Dimensions: The 9V USB battery pack is not only an energy-efficient product, but also an article for sustainability. By using a rechargeable battery, you not only reduce the use of disposable batteries, but also help to minimise waste and protect the environment.