TRIOPO Oubao TTR400W 60x90cm Studio Softbox + Tripod Mount + 2x E27 150W Light Bulb Photography Lighting Tow Piece Set 1. Flash adjustment: Promise (digital display) 2. Recycle time: 1.4S 3. Flash power: 400W 4. Duration: full light 1200 one second to 2400 one second 5. Synchronization time: 1 second to 2000 one second 6. Flash energy: 400Ws 7. Guide number: 54 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 lamps are used to illuminate, the bottom lamp is to brighten the still life table, and the left and right soft boxes are each to block the surrounding environment and fill the light on both sides. 15. Shipping list: flash x2, modeling bulb x2, 280 lamp stand x2, power cord x2, soft box 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. Note: The flash is only used for single power SLR cameras, card digital cameras do not support.