Rayovac, Varta Zinc Air Hearing Aid Battery for Hearing AidRayovac PR44 H 675 MF Varta HA675, H 675, V675A, IEC PR44, Varta V675A, Activair 675 HPX, Duracell DA675 , Energizer 675AP, AC675, Ucar AC675, Power One P675, Panasonic PR 675 H, Maxell EP675E, Renata ZA 675, Rayovac 675, RW357Button cells for hearing aids. Optimal power supply for all hearing aid types, e.g. with Rayovac, Varta, Power One Made in Germany batteries. These special batteries are characterised by long life and high voltage. They are supplied in packs of 6 on a blister card (price for 6 batteries). Varta is a brand of Rayovac. With this product you get a high-quality energy source - depending on availability you get Rayovac, Varta or Power One.Technical data:Rayovac, Varta Type HA675, Int. Size PR44Electrochemical system Primary Zinc AirDiameter 11.6 mm, height 5.35 mmWeight 1.77 g, capacity max. 630mAh, voltage 1.45 VoltVarta and Rayovac: already in 2004, the shareholding of Microlite, a Brazilian device battery manufacturer, was sold to Rayovac. In July 2005, Spectrum Brands, as Rayovac now called itself, terminated the joint venture with Varta and then took over the Varta trade battery business completely.