This product no change battery, suited to spend the hour-counter power to caused worry and trouble for people. It is cut down environment contamination because waste and old battery.
To carry Solar power watch, To contribut your loving heart for the earth.
Product Capability:
The standard show shape: Hour, minute, second, week, AM&PM show
To count time for sports
Alarm clock
EL (luminescence)
Waterproof 30M