LR 44Size Watch Batteries All LR44 cells have a standard voltage of 1.5V, and size of 11.6mm in diameter by 5.4mm in height. As an alkaline button cell, they are inexpensive to produce. This allows for really cheap prices to end users. You can use this batteries in toys like Lover's Thong SE0060-25-3 or Silicone Triple Orgasm Eriction Enhancer SE1838-04-3 and many more... 0.99 each - 5 on a strip
