SUNPAK PZ42XN Digital Flash Unit For Nikon DSLR Cameras • High Guide Number Of 138 Iso • Bounce & Swivel Head • Retractable Wide-Angle Panel • Motorized Zoom Head • Bright & Easy-To-Use Lcd Panel • Manual Power & Zoom Head Settings • Auto Power Off • Requires 4 Aa Batteries • Compatible With Nikon(Tm) Dslr Cameras