NP-FW50 Dummy Battery DC Coupler For SONY A7 A7II A7R A7S A7SII A6000 A5000 W002
For S0NY α7 (Alpha a7, a7R, ILCE7/B, ILCE7K/B, ILCE7R/B, ILCE-7, ILCE-7R). 1 X Dummy Battery with Coiled Cable. Compatible Battery: for Sony NP-FW50. Plug Socket: 5.5 2.5mm male plug (also fit to 5.5 2.1 but a little loose).