This document introduces the operating instructions of Citizen Eco-Drive watches, including charging, time setting, alarm setting, stopwatch setting, etc.
This manual explains how to operate the E81/E82 watch, including mode switching, time and calendar setting, and the use of the solar‑charged battery. It also provides guidance on charging, power‑saving functions, and troubleshooting when the watch shows low‑power warnings.
Additional sections cover waterproof ratings, cleaning instructions, and recommended usage environments to ensure long‑term reliability of the watch. This manual is written in Chinese.
| Battery type | Rechargeable solar‑charged battery |
|---|---|
| Water resistance (daily use) | up to 3 ATM |
| Water resistance (enhanced) | up to 5 ATM |
| Water resistance (maximum) | up to 10 ATM |