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 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--6 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.