Buy on Amazon : http://www.amazon.com/gp/product/B0076PEQDO?tag=lottalatte-20

Panasonic HC-X900M Camcorder Battery Lithium-Ion 3900mAh - Replacement for Panasonic VW-VBN390

Replacement battery for the Panasonic VW-VBN390 Lithium-Ion Li-ion 74V 3900mAh
This Synergy Digital battery is fully compatible with the original Panasonic VW-VBN390 Battery
You can rest assured that this battery will work with your Panasonic CameraCamcorders that use VW-VBN390 and it can be charged with the original manufacturers charger
We use only high quality Japanese cells so you are sure this battery will last for years to come
Synergy Digital is a very high reputable company that manufactures batteries and other electronic accessories for over 2 decades all our products come with a 3 year manufacturer warranty