Panasonic loves leaflets, films and sachets. So this piece is battery in protective foil, with three leaflets, a thick manual and even supplied an extra resealable Schutzbeutelchen - crazy!
The battery has a capacity of 1250mAh, according to inscription and is suitable for the series: Lumix DMC-FT5, -TS5, -TZ40, -LZ40, -ZS40, -TZ41, -ZS30, -ZS35 ... and maybe a few others ...