This page introduces the speed meter function of A-7260S, including the principle and use of the speed meter.
This manual explains how to charge the kinetic energy storage unit, set the time and date, and operate the seconds hand of the Seiko 7L22 watch. It also provides safety precautions and technical specifications.
The guide includes step‑by‑step procedures for charging, adjusting the crown positions for date and time, and troubleshooting common issues such as the watch stopping due to low power. This manual is written in Chinese.
| Maximum operation time per full charge | 5 months |
|---|---|
| Timing unit | 15 seconds per unit, up to 45 minutes |
| Wear time for additional charge | 12 hours per day adds about 2 days of power |
| Operating temperature range | 0 °C – 40 °C |
Follow the steps in the section “如何进行充电和启动手生”, which describes charging the kinetic energy storage unit before first use.
A fully charged watch can operate for up to five months before needing to be recharged.