Wireless ML-L3 Remote for Nikon Cameras – Foto&Tech
MB D3400 D3400 Battery Grip + IR Remote Control + 6 AA Battery Solt + Li ion Battery Solt for Nikon D3400 EN EL14.|battery for nikon|nikon batterynikon battery en-el14 - AliExpress
How to Use a Nikon D3400 as a Webcam or for Live Video Streaming