Speidel Solar Powered Watch 36mm Quartz Dial Durable Lightweight
[split] Functions Include: Power saving function=Eco mode: The crown is pulled out to the 1st position. Shock detection: The smart IC detects the external shock and prevents hands’ jumping. Power generate detection: In an office (under more than 500 Lx condition), the pulse generator outputs a signal every 2 seconds for 1 minute by pulling out the crown to the 1st position.
