How much does this cost to the nearest dollar?

Replacement for Sony Digital Camera Batteries and Charger Replacement 7.2V Lithium-Ion) - Compatible with Sony NEX FS700 HXR NX5U HDR FX1 NEX FS100 HDR FX7 HVR V1U HVR Z1U HVR
Please note This is an UpStart Battery brand replacement part, not an OEM product. This product is not affiliated with any OEM brands and is not covered under any warranties offered by the original manufacturers. Any warranties for this product are offered solely by Upstart Battery. All mentions of brand names or model descriptions are made strictly to illustrate compatibility. All brand names and logos are registered trademarks of their respective owners. Battery and Charger Replacement for Sony NEX FS700, HXR NX5U, HDR FX1, NEX FS

Price is $21.00

Price: $20.99