Apkina Flash (AP580 II) Overview Apkina Flash for Nikon/Canon (AP580 II) Advanced Professional Multi & Manual S1/S2 Speedlite Guide Number 35 (ISO 100,180mm) Color Temperature 5200K to 5300K Fast Flash Recycle Time: 2.9s Head Adjustment vertical 7 to 90 Horizontal 0 to 360
