"Perfect for everyday use: Hearing aid battery 312 / PR41 / AZA312 / 1.4 V.
ANSMANN zinc-air high-performance batteries are the optimal energy source for all common hearing aids.
Mercury-free, therefore particularly environmentally friendlyIn a practical removal blisterLabelled with the usual market colour codeStorage life: 4 yearsLong run times, high voltage stabilityCapacity: 180 mAhVoltage: 1.45 VLGA tested quality - The independent testing institute LGA has confirmed the comprehensive and durable quality of the product"