From : A clean simple and stylish compact external flash. This external flash features a simple and beautiful design. It's especially well-matched with the E-P1/E-P2. Compact Lightweight and Highly Functional: Despite its compact size and light weight the GN guide number is equivalent to 14 at ISO 100 and 20 at standard ISO 200 providing stable light output and optimal dimming for effortless professional flash photography.
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