Strongest Nimh Batteries How Long Should A Sanik NiMH Battery Last (3.6v) Within My Cordless Phone?

How long should a Sanik NiMH Battery last (3.6v) within my cordless phone? - strongest nimh batteries

I Binatone digital cordless phone. He regularly holds back on the Board of beeping and then decided (not currently used to isolate because it is a nuisance at all). However, if new batteries, which should make a difference? The battery is not rechargeable. It's 3 in just over an inch long life battery - Made in China - that comes wrapped in green cellophane top high red / black at the tip insert sheet.