If you are referring to the new Google Nest Camera Battery, Google sells (as an optional, extra add-on) a 5 meter ((16.4 foot) and a 10 meter (32.8 foot) power cable. If you are referring to the Google Nest Outdoor Camera (no longer being sold), Google sold it with a 7.5 meter (25 foot) cable - a 3 meter (10 foot) captive cable that plugs into an outdoor power adapter and a 4.5 meter (15 foot) power cord.
