Celitech®, the new premium label from Germany! Complies with all commercially available hearing aid batteries of the latest generation. Provides hearing aids a brilliant sound quality. Special features: high durability and run time, high pulse current load with an increased voltage reserve. This results in a greater voltage headroom compared to the 1.10 volt switch-off criterion digitally operating hearing aid devices have. Benefical with all standard hearing aid devices and especially for modern digital hearing aid devices. Produced and proved by the high standards of the ISO 9001-2000 norm. Highest quality standards granted by the singleton check. Every single battery gets checked in the factory upon function before getting shipped!