R1 Wireless Close-Up Speedlight System Mirrorless When the battery in chamber

When the battery in chamber A is exhausted

Nano Crystal Coat : Yes

DUAL LOCKED ON QUAKE for flagstick confirmation and continuous measurement

Lens Elements: 14

R1 Wireless Close-Up Speedlight System Mirrorless When the battery in chamberPortable and flexible close up lighting control Nikons R1 Wireless Close Up Speedlight System enables superb close up lighting control with exceptional flexibility. Its innovative options such as the ability to incorporate up to three remote groups, four independent channels for competitive wireless environments, 60 degree tilt control and flash compensation allow you to produce exceptionally lit close up photography without worry. Superb flash