No cables, no wiring, and no worries - that's how simple "100% wireless" should be. Place the Reolink Argus 2 anywhere you like - on a shelf, on the wall, at the front door, on a construction site, in a vacation home, etc., and move the camera from one location to another as desired. Two power supply options are available: a rechargeable battery (included). When the battery is low, simply remove the battery and recharge it, and you're done. The camera will be back to "full power." Replacement batteries are also available as accessories. Solar panel (sold separately). Connect the camera to the Reolink solar panel for 24/7 protection. The weatherproof solar panel is easy to install and provides uninterrupted power supply.