Impecável! Super bem conservado! Fotos reais do produto.* Vendo há mais de 20 anos aqui no Mercado Livre e tenho a reputação em nível máximo para sua comodidade e tranquilidade.Nikon SD-9 High Performance Battery PackThe SD-9 is an external power source. It can hold up to two sets of four R6/AA-size batteries, ensuring a stable power supply for the SB-900, greatly increasing the number of flashes, and reducing recycling time.The SD-9 is an external high performance battery pack that shortens recycling time and increases flash capacity. Operates on four or eight AA Alkaline, Lithium or Ni-MH batteries.The Speedlight must have batteries in place for the SD-9 to operate.