Godox QS600 II QS600II 600Ws GN76 Professional Studio Strobe 

• Godox QSII series high-speed flash has a comprehensive upgrade from the first generation with sophisticated design, advanced technique and abundant functions. QSII Series is excellent for wedding, advertisement, portarit, fashion, and high-speed photography.
• Optional Wireless Power control and flash Triggering System : Built-In 2.4 GHz Wireless X System Use TTL wireless flash trigger X1, power remote control XT16 or FT16 to wirelessly controls flash's power output, modeling lamp, buzzer, etc. The system has 32 radio channels and 16 groups.
• Slave Trigger Modes : Slave Trigger Mode, 3 slave trigger models (OFF, S1 and S2), and the flash can synchronize with cameras having one-preflash firing system.
• LCD Panel Offer Clear Display : Easy operation, settings auto memory and recovery. Precise power adjusting, 50 steps from 1/32 to 1/1 increments shown on LED display.
• Fast Recycling Time : The QSII series features 0.3 to 1.5s recycling time and 1/2000 to 1/800s flash duration. 5600±200K color temperature and high quality 150W modeling lamp is steplessly adjustable.