TRIOPO Oubao TTR600W 70x100cm Studio Softbox + Tripod Mount + 2x E27 150W Light Bulb Photography Lighting Tow Piece Set 1. Flash adjustment: Promise (digital display) 2. Recycle time: 1.6S 3. Flash power: 600W 4. Duration: full light 1200 one second to 2400 one second 5. Synchronization time: 1 second to 2000 one second 6. Flash energy: 600WS 7. Guide number: 68 8. Insurance tube: 5A 9. Color temperature: 5500+-200 10. Modeling bulb power: 150W 11. Aperture: F22 12. Shutter: 1100 13. ISO sensitivity: 100 14. Lighting method: three lights are used to illuminate, the bottom light will brighten the still life table, and a soft box on the left and right will provide light to both sides while shielding the surrounding environment. 15. Shipping list: Oubao TTR600W x2, soft box x2, bulb x2, lamp stand x2, power cord x2, flash trigger x1. 16. The softbox lighting kit is very suitable for use in the studio. It can produce excellent lighting effects and is ideal for photography enthusiasts, novices, semi-professional and professional photographers. Suitable for studio portrait shooting, portrait shooting, fashion photo shooting, children photo shooting or still life shooting, etc. 17. The bracket can be folded, making assembly and disassembly very simple. It is convenient for you to carry it when you go out for entertainment or work.