1.Long-Lasting Power & Reliable Performance--DO NOT Charge battery. Less than 3% self-discharge rate per year at room temperature. Engineered for consistent voltage output to power devices, ranging from -20℃ to + 60℃（-4℉-140℉）. Advanced anti-leak technology and corrosion-resistant construction. 2.Wide Application--Perfect fit for 95%+ devices requiring CR2477: motion sensor, watches, remote control, calculators, , clocks, thermometer, small electronics ,Ecobee Smart Sensor and more. 3.Universal Compatibility--Replaces BR2477, CR2477BP, DJ2477, DL2477, EA2477C, ECR2477, E-CR2477, KCR2477, LM2477, EA-2477C, L2477, KL2477, KECR2477, GPCR2477, KT-CR2477. 4.Convenient Pack & Storage--5 batteries come in individual packed to prevent contact shorting and simplify organization. Please keep out of reach of children. DO NOT SWALLOW. 5.Quality Assurance--Rigorously tested for performance. If you have any questions or concerns regarding our products, please send us a message and we’re happy to help. Description: ViCep CR2477 coin batteries are safe, environmentally friendly, free of mercury, high pressure and high energy density. Durable for long lasting performance. Long effective period. Superior high-speed pulse discharge characteristics. Continuous discharge stability. Specification: 1. Non-rechargeable 2. Battery capacity: 1100 mAh 3. Working voltage: 3 V 4. Rated current: 2.0 mA 5. Temperature range: -20 to + 60 ° C（-4℉-140℉） 6. Diameter: 24.5mm 7. Thickness: 7.7mm 8. Weight: 9.5 g Replacement battery: Please confirm the battery model before replacing the battery. First clean the battery card slot, then hold the battery edge by hand and install the fixed battery (do not touch the positive and negative poles at the same time to avoid discharge) NOTE: For safety, please keep it away from children to avoid swallowing. Application: motion sensor, watches, remote control, calculators, , clocks, thermometer, small electronics and more