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 Power
Get 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.