If your device uses any of the following batteries, this is what you are looking for : LR41,AG3, 392 ,357,SR44W,SR41SW.High Quality: Tested under Strict Quality Control Standards. CE and ROHS Certified. Grade A cells LR41 Ensure Longer Battery Life and Long Lasting PowerGet the Exact Fresh LR41 Battery, Have Full 1.5 Volts Charge, 3 Years Shelf Life.Primarily Used in Many Small Electronics, thermometers, Watch, Calculators, Toys, Watch,Laser Pointers, Children Books, Medical Devices and so on.What You Get: 20PCS LR41 Batteries in Exact Blister Pack. Product Description Long Lasting Batteries Since 2006, Specialize in Battery 13 Years. Manufacturer of high performance alkaline batteries, Lithium cells and rechargeables. Provide reliable and long-lasting power. LR41 Batteries For long-lasting and reliable power Tired of buying short-lived LR41 alkaline 1.5V batteries from the local store?Take advantage of our new LR41 alkaline batteries that are built to last long and provide maximum value for your money. If you're looking for LR41 batteries that are designed to provide reliable and long-lasting power, you're at the right place. Tested under Strict Quality Control Standards No mercury added Product benefits 3 Years Shelf Life High leak protection Long shelf life The Micro Alkaline series is based on the well-known alkaline technology that has powered batteries for decades.Batteries have been designed to provide reliable and long lasting power. A long shelf life of up to 3 years. No mercury added The trusted alkaline technology has been put in a compact design and 0% mercury has been added.But also in the past, our environmental awareness led us to innovating ideas that reduce the use of materials that can harm the environment. That's why we developed a Micro Alkaline battery that has 0% mercury added. Reliability and Safety Repeated tests on the various safety and performance characteristics of this battery have been conducted by LiCB. their high reliability and safety under the UL safety standards in the USA and wide recognition over the world. Applications LR41 battery battery can be used for craft,flameless candles,Children's toy watch,Electronic thermomete,lighted crochet hook and so on. Voltage 1.5V 3V 1.5V 3V 1.5V Technology Alkaline Cell Lithium Cell Alkaline Cell Lithium Cell Alkaline Cell Capacity 155mAh 240mAh 70mAh 550mAh 18mAh Size 11.6mm*5.4mm 20mm*3.2mm 11.6mm*3.1mm 24mm*5mm 6.8mm*2.6mm Weight 2.0g 3.1g 1.16g 5.8g 0.4g