Fujifilm Power Booster Grip VPB-XT2 parts you will see that it

you will see that it does not refer to the year at all and is just a random model number

it's worth having just to look at (official Camera Traders opinion)

The Welta Perfekta is unlike almost any other camera we've seen: it's a folding camera

with some wear around the hood mounting lugs (from hood mounting

Fujifilm Power Booster Grip VPB-XT2 parts you will see that itThe Fujifilm Vertical Power Booster Grip VPB XT2 attaches to your Fujifilm XT2 and provides a bunch of pretty nice features: It decreases shutter lag time & increases burst rate when shooting stills, and increases 4k recording time to 30 minutes in video plus it provides a headphone jack for audio monitoring. And it holds two extra batteries (not included). In excellent condition, with original box and AC power adapter.