Amazon.com : Replacement for Canon FS100 Battery - Compatible with Canon BP-808 Digital Camcorder Battery (Decoded 890mAh 7.4V Lithium-Ion) : Electronics
Amazon.com : 2 Pack - Replacement for Sony NEX-FS100 Battery + Charger - Compatible with Sony NP-F550 Digital Camera Battery and Charger (2200mAh 7.2V Lithium-Ion) : Camcorder Batteries : Electronics
Kastar Magic NP-F980Exp Battery 2-Pack Replacement for Sony NEX-FS100 NEX-FS700R NEX-FS700RH FDR-AX1 PXW-Z100 PXW-Z150 CCD-RV100 CCD-RV200 CCD-SC5 CCD-SC6 CCD-SC7 CCD-SC8 CCD-SC9 CCD-SC55 Camera - Walmart.com
Anton Bauer plate for FS100? at DVinfo.net
Amazon.com : UltraPro BP-808/809 Battery 2-Pack Bundle 7.4V 1500mAh Camera Batteries with Rapid Travel Charger for Select Canon Cameras Including FS10, FS100, FS11, FS20, FS200, FS21, FS22, FS30, FS300, and FS31 :
Replacement NP-F550 Battery and Charger with Car Plug and EU Adapter for Sony NEX-FS700, NEX-FS100, HXR-NX5E, HVR-HD1000E, HDR-FX1 and CN-160, CN-126 LED Video Light Digital Cameras - Upstart Battery - Walmart.com
Sony NEX-FS100 FS100 Battery Box Replacement Part NEW Genuine Sony | eBay
Amazon.com : Replacement for Canon FS100 Battery - Compatible with Canon BP-808 Digital Camcorder Battery (Decoded 890mAh 7.4V Lithium-Ion) : Electronics
Amazon.com: Replacement for Sony NEX-FS100 Battery and Charger - Compatible with Sony NP-F550 Digital Camera Batteries and Chargers (2200mAh 7.2V Lithium-Ion) : Electronics