Portable Solar Electronics and Gear


Casio STLS300H-4A Ladies Solar Runner's Watch


  • The Casio STLS300H-4A Tough Solar Ladies Runner's watch is powered by light and can take you from track to field, walk to jog, run to sprint or just about any activity you pursue.

    Strive to be the best you can be in the STLS300H-4A. With 100M water resistance, dual countdown timers for interval training, 100-hour stopwatch and 5 daily alarms, there's no denying this is one great workout companion. Black resin watch with earth green accents and neutral dial.

    With its unique Self-Charging solar power system, the Casio STLS300H-4A analog/digital combination model provides plenty of functionality.

    The integrated micro Tough Solar panel makes it possible to generate power in full sun, minimal exposure to normal light. This energy is used to sustain the internal watch battery and to keep your battery working over a longer period of time.

    There are a host of features in this design, such as 48-city world time, 5 alarms, stopwatch and dual countdown timers. It is an extremely versatile timepiece for any time or place. 

  • Additional Details and Features:

    The Casio STLS300H-4A Solar Ladies Runner's Watch is an excellent solar watch for running, jogging and just about any outdoor activity where you can benefit from a solid watch.

    Features Tough Solar Power.

    100M Water Resistant

    LED Light with Afterglow

    5 Daily alarms (1 Snooze Alarm)

    Hourly time signal

    World Time: 31 times zones (48 cities + UTC), city code display, daylight saving on/off

    1/100 second stopwatch

    Measuring capacity: 99:59'59.99"

    Measuring modes: Elapsed time, lap time, split time

    Memory capacity: Up to 120 records (used by lap/split time records and log title screens)
    Others: Lap number (from 001 to 999); Best lap time screen

    2 Countdown Timers (can be used during interval training that alternates between two different paces)

    Measuring unit: 1 second

    Countdown input range: 5 seconds to 99 minutes 55 seconds (5-second increments and 1-minute increments)

    Other: Auto-repeat Function (number of repeats settable from 1-10)

    Full auto-calendar (pre-programmed until the year 2099)

    12/24 hour formats

    Button operation tone on/off

    Accuracy: +/-30 seconds per month

    Battery level indicator; Low battery alert

    Power saving function (display does blank to save power when the watch is left in the dark)

    Storage battery: Solar rechargeable battery

    Approx. battery life: 13 months on full charge (without further exposure to light), 38 months on a rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)

    Size of case/total weight: STLS100H 43.0 x 36.0 x 11.3mm / 30ging function.