Amazon
P-TTL functions for Pentax cameras Maximum guide number 36 for ISO 100 and 105 mm illumination Wireless 2.4 GHz radio control (P-TTL, manual, strobe) Programmable up to 5 groups with 32 channels each USB socket for software updates
P-TTL functions for Pentax cameras Maximum guide number 36 for ISO 100 and 105 mm illumination Wireless 2.4 GHz radio control (P-TTL, manual, strobe) Programmable up to 5 groups with 32 channels each USB socket for software updates