This is the first generation and operates with a built in battery. The doorbell comes with a solar power charging mounting plate. The solar power charger allows for you to never need to charge the battery of the doorbell, powering and recharging the doorbell by the sun! Only sell as we are moving to an apartment building with no option for use. The item "Ring WiFi Video Doorbell Satin Nickel with Solar Power Charger" is in sale since Friday, November 13, 2020.This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Doors & Door Hardware\Doorbells". The seller is "rosingjh2" and is located in Thiensville, Wisconsin. This item can be shipped to United States, Canada, United Kingdom, China, Mexico, Germany, Japan, France, Australia, Russian federation, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.