Point Mobile PM451/PM452 - Extended battery 5700mAh
https://www.eutronix-safety.eu/shop/451-btec-point-mobile-pm451-pm452-extended-battery-5700mah-25703
https://www.eutronix-safety.eu/web/image/product.template/25703/image_1920?unique=0e01a43
(0 review)
Internal Reference: 451-BTEC