Battery coupler for Sony full frame mirrorless camera. Enjoy non-interrupted imaging without needing to changing battery in the middle of an imaging session~

Compatible with 

• A7 III
• A7R III
• A7S III
• A9

Recommended for use with 

• Pegasus Astro Pocket Powerbox (Free International Shipping) (Via DSLR output port)
• Pegasus Astro Ultimate Powerbox v2 with Free Motor Cable (Free Shipping) (Via adjustable voltage output set to 8V)