How long does the Mobile Companion take to charge? March 01, 2023 16:39 Updated The Mobile Companion takes 6 hours to fully charge from 0% to 100%. A full charge lasts 5 days Related articles How do I turn my device on and off? Mobile Companion - Connectivity Fall Sensor - Overview How do I delete my account What does the caregiver app show for Mobile Companion Go? What is the best way for caregivers to use the app if the person they care for has this device?