Sony NP-FW50 battery holder

thingiverse

Sony's A7 Cameras Consume Batteries Like Pacifiers. They All Rely Exclusively On The NP-FW50 Batteries Which Are Incredibly Thin And Feather-Light - Yet You Still Need To Carry An Entire Arsenal Of Them Throughout A Long Day'S Shoot. This Handy Holder Can Store 4 Batteries At Once. Simply Insert Each Battery With Either The Terminal "Out" Or "In" Facing Upwards, And This Clever Device Will Immediately Indicate Which Ones Are Fully Charged And Which Ones Need A Top-Up Charge On-The-Go. The Design Files For This Practical Holder Are Available As A Rhino File - Giving You The Freedom To Make Any Necessary Adjustments If Required.