【Enhanced UI and TTL/M Mode Switch】 This speedlight has an upgraded UI and a TCM key that switches from TTL to M mode in a second. It features automatic metering, 1/1-1/256 manual dimming, 28-105mm focal length, stroboscopic flashes, 1/8000s HSS, front/rear curtain sync, FEC/FEB/FEL (flash exposure compensation/bracketing/locking), S1/S2 optical slave modes, and other functions | 【Great Performance & Modeling Lamps】 76Ws max output, 5600K stable color temperature, and a circular Fresnel flash head ensure even, soft, and natural light effects. The flash head with 0-330° swivel and -7-120° tilt bounces flashes freely. Two upgraded 2W 3300K LED modeling lamps (one below the flash head) offer 10 brightness levels (01-10) | 【Built in 2.4G Wireless Q System】 The flash offers four wireless control groups (M/A/B/C), 32 channels (1-32), and 99 IDs (1-99) for use with QPRO-N TTL transmitters (not included). It also functions as a master/slave unit for other Q system flashes within 328'/100m (no obstacles) | 【High Capacity & Fast Recycling】 The 7.2V/3000mAh lithium battery provides 600 full power flashes, 1.5s fast recycling time, and a 1/180-1/20000s flash duration. The battery can be fully charged in 2.5 hours with a 5V 2A USB charger (not included). Firmware update is available via the USB Type C port | 【Compatible with Nikon Camera】 Compatible with Nikon Z9 Z8 Zfc Z50 Z30 Z5 Z6 Z7 Z6II Z7II D4 D5 D6 D60 D70S D90 D100 D200 D300 D610 D700 D750 D780 D800 D850 D3100 D3200 D3300 D3400 D3500 D5000 D5100 D5200 D5300 D7100 D7500 (NOT compatible with D810)