This EP-5B DC coupler is a Dummy Battery of EN-EL15/EN-EL15a, built-in a coiled cable, max length is approx 110cm,
DC connector is 5.5×2.5mm.
Output: 7V-9V 4.5A
This DC couple works well for the following Nikon cameras:
Nikon Z6 Mirrorless, Nikon Z7 Mirrorless, Nikon D500, Nikon D600, Nikon D610, Nikon D750, Nikon D800, Nikon D800E, Nikon D810, Nikon D810A, Nikon D850, Nikon D7000, Nikon D7100, Nikon D7200, Nikon 1 V1, Nikon V1
It also works with Fotga DP500III and JTZ DP30 C5 LE V mount plate.
1 x Decoded EN-EL15/EN-EL15a dummy battery