OSCAL Powermax 6000 with BP3600 expansion battery 7200Wh[Rugged Power Stations] The PowerMax 6000's rugged ABS+PC construction withstands vertical drops of up to 0. 8 m. It's designed to handle a variety of environments, from wet lakeshores to dusty construction sites, effectively preventing the ingress of solid particles and vertical water splashes. Whether you're exploring Alaskan glaciers or the Sahara Desert, it operates reliably in temperatures from 20C to 55C (optimal range: 10C to 45C).