The Casio 3231 is a versatile timekeeping masterpiece. The sturdy timepiece offers an array of features and functions to suit your needs. To assist you in maximizing its potential, a comprehensive Operation Manual is available for free download at manualshive.com. Discover the true potential of your Casio 3231 today!
Operation Guide 3231
E-20
Illumination:
EL (electro-luminescent) backlight
Battery:
One lithium battery (Type: CR2016)
Approximately 2 years on type CR2016 (Assuming 2 seconds light operation
and 20 seconds alarm operation per day)
Note: Frequent use of the backlight shortens the battery life noted above.
