As of listing time the modeling light and strobe are lighting up properly. The remote operates off of two standard AAA batteries (included). Profoto B1 500 AirTTL Monolight/Strobe.Powered by SixBit's eCommerce Solution. The item "Profoto B1 500AirTTL Battery-Powered Monolight/Flash Strobe with REMOTE" is in sale since Tuesday, June 15, 2021. This item is in the category "Cameras & Photo\Lighting & Studio\Flash Lighting\Monolight Flashes". The seller is "mpjsales" and is located in Wayne, New Jersey. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Panama, Jamaica, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.