Amazon
Crystal frequency: 32.768 kHz Average daily difference: +/- 2 / day at 1.5 V, 24 °C Operating voltage: 1.25V to 1.7V Power supply: 1 x AA battery (not included) Working temperature: -10℃ to 50℃
Crystal frequency: 32.768 kHz Average daily difference: +/- 2 / day at 1.5 V, 24 °C Operating voltage: 1.25V to 1.7V Power supply: 1 x AA battery (not included) Working temperature: -10℃ to 50℃