SR 67 silver Oxide (SR) and alkaline batteries (LR) are commonly used in watches, clocks, timers, calculators, laser pointers, toys, and LED "blinkies". Batteries that meet the IEC 60086-3 standards for watch batteries carry a "W" suffix. The functional differences between silver oxide and alkaline are:
SR67 batteries can be used to replace the following: SR716SW, 315, V315, 614, HA, 280-56, SB-AT. All have dimensions of 7.9 mm diameter 1.68mm height, and a capacity of 19 mAh.