Sony NP-FW50 Battery
The Ultra C Series powered by USB-C. This advanced battery line-up combines higher than OEM capacity with the convenience of a USB-C input,
Jupio NP-FW50 ULTRA C (USB-C input) 1080mAh for Sony
Replacement Battery and Charger for Sony NP-FW50
NEEWER NP-FW50 3 Pack Replacement Battery and Charger Set - NEEWER
BM 2 NP-FW50 Batteries and Dual Charger for Sony DSC-RX10 II, III, IV – Big Mike's Electronics
2 Pack NP-FW50 NPFW50 Battery and Hisewen Dual USB Charger Compatible with Sony ZV-E10/A6000/A6100/A6300/A6400/A6500A7/A7 II/A7S/A7S II/ A7R/A7R II/NEX-7/NEX-6 Camera.
Recharge your Sony FW50 camera battery with this DigiPower RFK-300FW50 charger kit, which includes a replacement battery for ease of use. The micro USB port offers simple charging in as little as 1 hour, and overload protection shields your electronics.
Digipower - Re-Fuel Rechargeable Lithium-Ion Replacement Battery for Sony Np-fw50 - Black
Jupio USB Dedicated Duo Charger for Sony NP-FW50 Batteries
Sony NP-FW50 Two different types: Sony Alpha Full Frame E-mount Talk Forum: Digital Photography Review
current - Sony NP-FW50 battery hack/upgrade - Electrical Engineering Stack Exchange