The pocket size of Nissin i40 weights only 203g of weight. It is suitable for filling shadows on even the sunniest of days, suitable for family shooting, indoor/ outdoor shooting and especially suitable for traveling. Professional functions are included: Wireless TTL mode; Supports up to 1/8,000 seconds shutter speed; Flash output of GN40 at 105mm; Video light function with 9 steps of output level adjustment; Simple operation panel with two selector dials to operate the flash; Flash head tilts up and rotates horizontally to right and left for making bounced lighting more versatile by utilizing more angles. A Soft box is supplied.