Portkeys Switchable Double-Side Dummy Battery Matte Boxes focus accuracy in low light

focus accuracy in low light down to EV -3

This makes these the perfect option for comfortably handling your camera or monitor when electronic control is not needed

This provides a beneficial increase in overall resolution without compromising on sensitivity

Panasonic LUMIX BS1H

Neutrik REAN connectors for improved signal transfer and durability

Portkeys Switchable Double-Side Dummy Battery Matte Boxes focus accuracy in low lightThe Portkeys Switchable Double Side Dummy Battery seamlessly replaces NP F batteries, offering dual NP F interfaces for powering monitors and transmitting video simultaneously. It supports DC 7 to 16. 8V input and features dual Type C interfaces providing 9 12 15V power supply options.