Giga-tek 3V CR1620 Lithium battery

Giga-tek 3V CR1620 Lithium battery for appliances where conventional batteries cannot be used, LITHIUM COIN CR1620 has a proven track record. The batteries can be used in calculators, digital watches, laser pens, car keys, fitness appliances, memory back-up and medical devices like a clinical thermometer and a tensiometer.