Button Cell Battery, Coin Cell Battery, Lithium Polymer Batteries manufacturer / supplier in China, offering Limno2 Ultra-Stable Lithium Manganese Button Cell for Precision Devices Coin Battery 3V 550mAh, 1 Year Non-Rechargeable Omnergy Standard Export Packaging 2450 3V Lithium Coin Battery, Lithium Manganese Button Cell Battery Cr2450ht Ideal for Backup Memory & Rtc and so on.