Batteries & Power Accessories

• Dually Charger can charge two batteries at once
• Works with any USB-A port providing 2.2A or higher.
• The included AC adapter is convenient for use with a common household outlet.
• USB-A cable stores in the base of the charger
• Lightweight and portable, this kit is excellent for travel.

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Built-in USB-C charging port

On-board charging indicator light

Includes a USB-C to USB-A charging cable

Works with USB chargers as low as 0.5A

Includes a reusable, safe storage case

Uses the highest-grade cells available for maximum charging cycles

Also compatible with external chargers designed for use with this battery type

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For Sony a7R VI

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Relay Camera Couplers work in tandem with the Case Relay Camera Power System to keep your camera powered continually with an external 5V USB battery pack or wall power. The Relay Coupler is simply an insert for your camera battery cavity that enables powering the camera via Case Relay Camera Power System. The coupler does not contain a battery or hold a charge.

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• Compatible with Select CyberShot Cameras
• Compatible with Action Cam Camcorders

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• Battery charger for W Series battery
• Charge from AC power supply
• Compatible with W Series battery cameras
• Check the power status level while charging
• Compatible with W Series battery

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• Fits: Sony Alpha NEX-3, 5, 6 and 7 Series Cameras, DSLR-SLT-A33, DSLR-SLT-A55

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• 7.2V 1700mAH 
• Fits Sony Alpha A200, 300, 350, A500, A550, A850, 700, 900; 
• Replaces Sony NP-FM500H

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• ProMaster Sony Dual NP-F770
• Battery & Charger Kit

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ProMaster NPF770 Battery & Charger SONY Learn More