Designed for power protection to sleep using CPAP with humidifier for a minimum 8 hours (depends on settings). Plug in 24/7 under the nightstand and no more waking up with power outages! Fast Car Charger Included! For extended power outages, powerful Zopec PHOTONS Solar Chargers (60Pro, 100Pro) available for a separate purchase. Very versatile for power outages and can also run lift chairs, lift stairs, TV, lights, internet modems, laptops, and phones to stay connected. Still small and light weight for camping and air travel. FAA/TSA Compliant. NOTE: CPAP Battery is an FSA and HSA Eligible Item.