Owner manual / English
OLD WATCH SHOP
Casio WEF-115WC Manual — Module 3781
Two owner's manual PDFs for the Casio module 3781, each a different scan (English included). Casio fitted it in the WEF-115WC. Casio's spec sheet lists one CR2016, with 3 years of battery life and accuracy within ±30 seconds a month; the module first shipped in Aug 2005.
Module specs
Battery: CR2016 (lithium)
Rated battery life: 3 years
Rated accuracy: ±30 sec/month
Casio service manual ref: S/M-911
Open Casio battery finderWatch models using this module
| Model | Released |
|---|---|
| WEF-115WC | 2005 |