Amazon.com : STK EN-EL14 EN-EL14a Battery Pack for Nikon D3200 D3400 D3500 D3300 D3100 D5100 D5200 D5500 D5600 D5300 EL14 EL14A ENEL14 ENEL14A EN EL 14 14a D 3200 3300 3400 3500 3100 5100 5200 5500 5600 Grip : Electronics
Nikon D3400 DSLR Camera | Interchangeable Lens DSLR Camera with SnapBridge Connectivity
Amazon.com : Nikon D3400 DSLR Camera with AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR and AF-P DX NIKKOR 70-300mm f/4.5-6.3G ED : Electronics
Amazon.com : Vivitar Deluxe Power Battery Grip for Nikon D3400 Bundle with Rechargeable Li-ion Battery, Individual Charger for Nikon, ens Cleaning Pen and Universal Shutter Release Remote Control : Electronics
PRO VIVITAR FLASH + REMOTE + CHARGER + BATTERIES FOR NIKON D3400 DSLR FAST SHIP | eBay
Powerextra Battery Grip for Nikon D3400 Digital SLR Camera with Infrared Remote Control