Aiptek Lithium Rechargeable Battery for MPVR Digital Media Recorder/Player/ Camera/Camcorder

The Aiptek ZPT-NKA rechargeable battery pack for use with the Aiptek MPVR features lithium-ion technology for maximum battery life power.
It retains full charge capacity after multiple recharges, making it free from memory effect.
It is extremely lightweight and easy to carry. Never be caught without a backup battery to capture those precious moments or playback your [...]

Sony NPF970 L Series Camcorder Battery for the DCRVX2100, HDRFX1, HDRFX7, HD1000U & HVRZ1U

For a large camcorder like Sony FX7 this adds nice rear “ballast” for balance and EIGHT HOURS taping time!
Sony NPF970 L Series Camcorder Battery for the DCRVX2100, HDRFX1, HDRFX7, HD1000U & HVRZ1U Technical Details :

Rechargeable Lithium-ion battery pack designed for Handycam camcorders
Provides up to 18 hours of continuous recording time
6600mAh storage capacity [...]

Olympus HLD-4 E-3 Power Battery Grip

The HLD-4 is a power battery holder created especially for the E-3. It is equipped with a shutter release button and other essential dials for easy operation during vertical-format shooting.
Olympus HLD-4 E-3 Power Battery Grip Technical Details :

Compatible with Olympus E-3
Power for extended use
Ideal for portrait shooting
Dust & splash proof
Holds [...]