1.Yes
2.I don't know
3. I used SEA & SEA YS-25Auto strobe,non-TTL.But it is powerless and no guided light.So I purchased INON D-2000 last month.In Japan, D-2000 is shortage of stock.I had waited 1 month to purchase.
2.I don't know
3. I used SEA & SEA YS-25Auto strobe,non-TTL.But it is powerless and no guided light.So I purchased INON D-2000 last month.In Japan, D-2000 is shortage of stock.I had waited 1 month to purchase.