Questions about Fujifilm GFX 50R Body

I think these expensive wet cleaning kits are superfluous. When the bellows are no longer enough, I have been using the Sensor Klear Pen II for years. DÖRR Sensor Klear Pen II

Use the voucher code "700GFX20" during the payment process, directly under the item "Payment options". The corresponding amount will then be deducted.

Yes, exactly.

You have to use the code: GFXGF400 and then it will work.

Yes, 1x battery and 1x charger are included. The battery lasts a long time, but you should still buy another one.