Introducing the CR2016 Coin Button Battery – A reliable power source for a variety of small electronic devices. This high-performance lithium coin cell is designed to deliver long-lasting and consistent energy, ensuring your devices stay powered when you need them most. Works for: Laser Pointer Insulin Pumps Heart Rate Monitor Toys Watches Cameras Calculators Car Security Alarm Keyless Car Remotes Organizers Computer Equipment (memory backup battery) CMOS & all other devices that requires this battery size. Equivalent to: CR2016, DL1620, ECR2016, BR2016, 280-208, DL2016B, BR2016-1W, CR1620-1W, KCR1620, LM2016, 5009LC, L08, EA, CR2016 3v batteries. Uses For home health devices Glucose monitors Blood pressure cuffs Digital Ear Thermometers to Keyless Remote Entry Systems From Hand-held electronic devices to the latest Games & Toys.