VARTA LCD MULTILADER voor 8 stuks AA of AAA (PO3512394) - Rutten Elektroshop
Paavo Leinonen on Twitter: "Observed a sample of rare PP9/6F100 #battery during weekend. Expired in 2002. Might have been used to power a clock on a sports field. https://t.co/zu614Zb66u" / Twitter