Revolt Powerbank and solar converter

Mobile work in the van, barbecue parties far from power sockets, extended photo safaris: when digital cameras, drones and laptops run out of juice or fairy lights and mobile routers need to be supplied with power, power stations come to the rescue. In addition to USB ports, the mobile power storage units have a 12-volt car socket (originally mostly used for a cigarette lighter) and at least one standard...