TRIOPO G2 Wireless Flash Trigger 2.4G Receiving Transmitting Dual Purpose TTL High-speed Trigger for Nikon Camera Basic parameters: 1. System mode: Receive and transmit integrated 2. Built-in wireless: 2. 4G 3. Wireless group: support ABC, 3 groups of flash 4. Wireless channel: 1-16 5. Display: widescreen LCD display 6. Exposure control: M manual flashTTL auto flashMulti strobe 7. Transmission range: 50 meters 8. Size: 74x75x53mm 9. Net weight: 0.09kg 10.Applicable battery: AA battery x2 (not included in shipment) 11.For Nikon: D70D70SD80D90D1200D300D300S0600D700D750D800D810D3000 seriesD5000 seriesD7000 series 12. One machine with dual purposes, can be used as a flash trigger or as a receiver. 13. Wireless system: The built-in 2.4G wireless G system can be used as the master or slave unit of the wireless multi-lamp flash system, making shooting simple and fast. 14. The flash trigger supports off-camera TTL, high-speed synchronous flash trigger, remote trigger flash, stable signal, sensitive reflection, convenient for photographers to flexibly illuminate. 15. High-speed synchronization: When using high-speed shutter with flash to create portraits, the sun can be dimmed, highlighting the details of people is backlight, and ordinary flash triggers cannot pay for high-speed shutter synchronization flash. 16. TTL exposure compensation: In a complex light environment, the camera is metering will inevitably have errors. G2 supports exposure compensation, which can add or subtract 3 levels of exposure. 17. Group synchronous flashing: 3 groups of 16 channels grouping control and triggering, flexible lighting