Updated and upgraded the immensely successful and modestly priced nissin i700 flashgun is simple to operate but not shy on features the selector dial and colourful led control panel are clear and easily operated and the flash is capable of outputs of up to a guide number of 54 with zoom coverage of 24 200mm there are sockets for pc sync and 35mm sync the head may be rotated and pivoted and now based on customer feedback features rotating lock release buttons crucially the i700 now