30M Water Resistant Multifunctional Waterproof Solar Power Sports Watch RE0405M

Features:
Without replacing the battery,automatic power shift between solar battery and Lithium battery
12 digits display(second, minute, hour, day-of-week, date and month display)with light.
12/24 hour format selection.
Stopwatch, hourly chime and daily alarm.
30m water resistance (for diving or swimming), but don’t operate the buttons in the water.

Specifications:
Solid stainless steel case back.
Movement:import movement AL35
Battery:maxell 2016