HIGH CAPACITY,MORE DURABLE - With best material and preciser technology. CELEWELL develops high and real capacity 50mAh for CR1616 batteries.(All of cards of CELEWELL's batteries are marked capacity, however, there is no capacity or with fake capacity on the cards of some ordinary brand batteries.) PREMIUM PERFORMANCE, SAFER - CELEWELL promises CR1220 batteries no leakage in 5 years, much better than those ordinary batteries with 1-2 years shelf life on the market. ISO9001，UL, CE，RoHS，UN38.3 safety certified. BRAND WARRANTY - With a professional research and development team,CELEWELL is now famous for producing high quality batteries all over the world With strict quality control plus 5 years CELEWELL brand warranty, CELEWELL’s aim is to make you happy when you buy batteries.(MFG date and warranty date are marked on each battery card package) MULTIPLE COMPATIBILITY - Equivalent to other brand models,like BR1220 DL1220 KL1220 L1220 ECR1220 CR BR 1220 and more 3V Lithium batteries (Because 1220 indicates battery dimensions diameter 12mm and height 2.0mm). APPLICABLE DEVICES - Ideal for cameras, camera remotes, LED flashlights, lighted necklaces. Also commonly used in keychain, watches, pagers, calculators, PDA organizers, electronic devices. CELEWELL CR1220 5-Pack 3V Lithium Battery 40mAh for LED Light/Bracelet/Flashlight【5-Year Warranty】