🌴Advanced Functions: GN60 (m ISO 100 @ 200mm) and 22 steps of power output (1/1-1/128). Godox V860II-N supports TTL/M/Multi/S1/S2 modes and equips custom advanced options. Support USB firmware upgrade. Intelligent temperature control, 30 times continuous flash at full power to activate thermal protection. If you have any questions in using the product, pls feel free to contact us. 🌴Fully Support TTL Functions: Godox V860II-N is compatible for Nikon DSLR cameras and I-TTL II autoflash. Supporting for TTL auto flash, manual flash, 1/8000 high-speed sync, flash exposure compensation, flash exposure lock, second curtain sync, modeling flash, etc. 🌴Master & Slave Flash: Godox V860II-N as master flash to control Nikon speedlights e.g. SB-900, SB-910; as slave flash under control of Nikon speedlights e.g. SB-900, SB-910 and pop-up flash commanders of Nikon cameras e.g. D7100/D7000/D800. 🌴Powerful Li-ion Battery: High power rechargeable 2000mAh Li-ion Polymer Battery ensures better shooting performance. Max. 1.5s recycle time & 650 full power pops. 🌴Build-in Godox 2.4G Wireless X System: Build-in 2.4G wireless transmission offers all-in-one functions and 100 meters further transmission distance.