Energizer ECR2025BS1, Battery Lithium / Manganese Dioxide (Li/MnO2 ) 3.0 Volt Coin Type ANSI / NEDA-5003LC, IEC-CR2025 170 mAh (to 2.0 volts) Blister PK of 1

Battery Lithium / Manganese Dioxide (Li/MnO2 ) 3.0 Volt Coin Type ANSI / NEDA-5003LC, IEC-CR2025 170 mAh (to 2.0 volts) Blister PK of 1

Features:
• Reliable power for your heart-rate monitors, keyless entry, glucose monitors, toys & games
• Holds power for 8 years in storage