PENTAX Auto Flash AF540FGZ II light guide number up to 54 For digital use only and White LED light Light for videos at short distances Still image

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. [Auto flash] You can freely control light and further expand the world of photographic expression. P-TTL automatic flash control is available for highly accurate exposure. [High light output type] High light output type with a maximum guide number of 54 (ISO100/m). [Compatible models] Pentax digital single-lens camera, RICOH GR III, GR IIIx [Safe for outdoor use] Dust-proof and drip-proof construction that is safe even in rainy weather or in dusty outdoor environments. [Auto zoom] The irradiation angle changes automatically according to the focal length of the lens. When shooting wide-angle shots, you can prevent the light from reaching the periphery of the image and making it look dark. [Main functions] Auto zoom / Synchro mode (first curtain synchro, second curtain synchro, high speed synchro, light ratio control synchro) / Issuance mode (P-TTL auto flash, manual flash, wireless emission mode, multi-flash flash) [Various function settings with 9 items] 1. Catch light / 2. AF assist light / 3. Flash photography while LED is on / 4. Channel / 5. Slave mode / 6. Light intensity correction step / 7. Auto power off / 8. LCD backlight setting / 9. Interlocking distance [Number of flashes] Uses 4 AA batteries. / When using alkaline batteries: Approx. 200 times / When using nickel metal hydride batteries (2500mAh): Approx. 250 times / When using lithium batteries: Approx. 350 times. [Bounce function] Adjustable up/down/left/right click stop (variable angle/right: ~180 degrees, left: ~135 degrees, top: 90 degrees, bottom: 10 degrees) [List of included items] Stand, case, instruction manual, warranty card