https://www.visualsfrance.com/batterie-dv/4119-s-8i50-6948193501260.html
S 8I50
https://www.filmtools.com/hedbox-battery-charger-plate-jvc-ssl-jvc50-idx-ssl-jvc75-swit-s-8i50-hb-rp-djc70.html
Hedbox Battery Charger Plate for JVC SSL-JVC50, IDX SSL-JVC75 & Swit S-8I50 HB-RP-DJC70 - Filmtools