Murata CR1220 3V Lithium Coin Cell Battery | Automotive Remote & Electronics | Pack of 5

• Battery Type: Coin-type Manganese Dioxide Lithium battery (Li/MnO₂); non-rechargeable primary cell
• Nominal Voltage: 3.0 V
• Capacity: 40 mAh (nominal); standard discharge current 0.1 mA
• Chemistry: Lithium Manganese Dioxide (Li/MnO₂)
• Rechargeable: No (primary cell)
• Dimensions: 12.5 mm diameter × 2.0 mm height
• Weight: Approximately 0.77 g
• Self-Discharge Rate: Less than 1% of nominal capacity per year at room temperature and normal humidity
• Shelf Life: Up to 10 years; genuine Murata packaging includes date code on each blister
• Operating Temperature: –30°C to +70°C (standard); –40°C to +125°C (heat-resistant variant)
• Protection Features: UL-certified components (UL1642); superior leakage resistance through Murata's unique sealing technology; mercury-free construction
• Brand Note: Murata Manufacturing acquired Sony's battery business in 2017; effective 2019, Sony-branded micro batteries were rebranded under the Murata name — this is a direct successor to the Sony CR1220
• Pack Size: 5 batteries
• Typical Uses: Key fobs, blood sugar monitors, remote controls, digital thermometers, toys, and calculators
• Compatible Model Numbers: DL1220, ECR1220, BR1220, KCR1220, LM1220, 5012LC, L04, SB-T13