Rest 2nd gen will need to be plugged in and does not come with a battery back up. If you are looking for a device with a battery back up, be sure to check out Rest+ 2nd gen or Rest Go!
Rest 2nd gen will need to be plugged in and does not come with a battery back up. If you are looking for a device with a battery back up, be sure to check out Rest+ 2nd gen or Rest Go!