Amazon.com: Synergy Digital Camera Battery, Works with Panasonic Lumix DMC- FZ300 Digital Camera, (Li-Ion, 7.4V, 1500 mAh) Ultra Hi-Capacity, Compatible with Panasonic DMW-BLC12 Battery : Electronics
Panasonic FZ300 Review
Accessory Set for Panasonic Lumix DMC FZ300 FZ1000 | 2 Batteries + USB-C Charger Compatible with DMW-BLC12E / BLC12 E | Battery with NTC Sensor and Fire Retardant V1 Material: Amazon.de: Electronics