"PR312, Blister*6, Panasonic, PR-312/6LB (PR41), 3.6x7.9mm, 170mAh - http://www.panasonic-batteries.com/eu/products/special/hearing_aid_batteries/PR312"
"PR312, Blister*6, Panasonic, PR-312/6LB (PR41), 3.6x7.9mm, 170mAh - http://www.panasonic-batteries.com/eu/products/special/hearing_aid_batteries/PR312"