Features:
Watch movement: electronic movement
Watch case material: ABS
Watch buckle: Stainless steel
Watch band: PU
Window material type: High Transparent Resin
Function: Solar energy/ Alarm clock/ Stopwatch function/ EL Backlight/ 50M Waterproof/Week and calendar
With solar panels design, it can convert sunlight into electricity.
Built-in Japanese backup battery to prevent low battery.