CR2450 DatasheetEEMB Li-MnO2 Battery (Edition: Apr. 2016) 4. Dimension (Unit: mm)ItemSpecification D 24.5-0.3 H 5.0-0.3 d Max. 21.4 h Max. 1.0 5. Appearance It shall be free from any defects such as remarkable scratches, breaks, cracks, discoloration, leakage, or middle deformation. 6. Performance and Test Methods Test condition: Temperature 20℃~25℃; Humidity 65±20%. NoItemStandardTest Methods 6.1 Capacity ≥1300h Continuously discharge for 8 hours with load 7.5kΩ, till 2.0V end-voltage (for fresh battery only: within 3 months ) Put battery on the platform of the vibrations machine, start 6.2 Vibration test Characteristics keep stability the machine and adjust the frequency form 10 times per minute to 15 times per minute. keep it running for an hour 6.3 Leakage at high temperature Leakage rate≤0.6% Stored under temperature (45℃) for 30 days 6.4 Over discharge Test No leakage allowed After 2.0V end-voltage, continuously discharged for 5 hours 7. Characteristics Curve 5 Document Outline EEMB CO., LTD Specification Battery Structure Scope Features and Applications Battery Basic Characteristics Performance and Test Methods Characteristics Curve Matters Needing Attention ! Caution ! Danger ! Warning ! Storage and Mount Overlapping Batteries Batteries put in a Metallic Container or on a Meta When a Battery is Held with Tweezers When Battery Lead Plates Touch Each Other Solder Bridges Short-circuited though Soldering Iron Shorts through Piled Circuit Board Discharge through Conductive Electrostatic Prevent Improper Battery Mounting Polarity Solder