EACHSHOT Godox V860N II V860II-N + Transmitter X1TN E-TTL HSS 2.4G Build-in Transceiver Li-ion Battery Flash Nikon Color Filters Softbox Campatible Cameras: Nikon DSLRCamera(I-TTL autoflash) Guide No. (1/1 output @ 200mm): 60 (m ISO 100) 190 (feet ISO 100) Power source: 11.1v/2000mAh Li-ion polymer battery Recycle time: &lt; 1.5 seconds. Red LED indicator will light up when the flash is ready Power saving: Power off automatically after approx. 90 seconds of idle operation.(60 minutes if set as slave)