Sealed Lead Acid SLA 12-16V Camera Battery VW-VBF2

When new technology meets the old one. This is my Panasonic M3000 VHS camera. After 20 years it's still works. But it has one major problem. The original SLA battery just died, so I was forced to use it with the wall adapter. Which is old and also could die on me very soon. I could of course buy it, but it's expensive, not worth it even without shipping costs. Since I got 3D printer I decided to make battery for it. I found dimensions in internet and using original charger i measured how big the