Pentax BG2 Battery Grip for Pentax K10D and K20D DSLR Cameras (Retail Packaging)

COMPACT DESIGN WITH A GUIDE NUMBER OF 20 AT ISO 100 M 28 AT ISO 200 M SIMPLE MODE DIAL OPERATION OFFERS P-TTL WITH PRE-FLASH TO ASSURE PROPER EXPOSURE FLASH EXPOSURE COMPENSATION CAN BE SET TO -0.5 and -1 EV IN P-TTL MODE THROUGH DIAL FULL MANUAL MODE FOR MORE CREATIVE CONTROL FLASH COVERAGE FOR FOCAL LENGTHS AS WIDE AS 28MM IN THE 35MM FORMAT BUILT-IN, FLIP DOWN DIFFUSER COVERS FOCAL LENGTHS DOWN TO 24MM IN THE 35MM FORMATSHIPS IN A PLAIN WHITE BOX