Skip to content

Technology - Solar-powered (Tough Solar) | CASIO

Free Shipping on Watches over $99

solar GWM5610 watch on display with sun shining on it from the top left corner, illustrating solar-rechargeable capabilities

ACCURACY | FUNCTION | TOUGH SOLAR

GWM5610 SOLAR-POWERED

solar GWM5610 watch on display with sun shining on it from the top left corner, illustrating solar-rechargeable capabilities


ACCURACY | FUNCTION | TOUGH SOLAR

GWM5610

SOLAR-POWERED

Converting Light from Fluorescent Lamps and More

The original Casio solar-charging system reduces the need for regular battery replacement

Tough Solar

Solar charging panel suppling power to watch infographic

This original Casio solar-charging system employs solar panels that convert light even from fluorescent lamps and other sources, combined with an internal rechargeable battery. It generates ample power for smooth operation of power-hungry functions, from measurements to radio wave reception, Bluetooth® connectivity, lights, and alarms. Also includes a Power-Saving function that automatically engages when the watch is left for a certain period in a dark location.

Solar-Assisted Charging

Use USB charging for training functions such as GPS tracking and heart rate monitor, as well as smart functions such as notifications and step tracker. Time display is powered solely by solar charging, even when battery runs low.

Solar Charging
Time display is powered solely by solar charging, even when the battery runs low.

USB Charging
For training functions and smart functions, use a USB cable for charging.

Solar Charging System

Converts light from fluorescent lamps and other sources with a solar-charging system that reduces the need for regular battery replacement.

Casio's proprietary solar  charging system 
converts not only sunlight, 
but even light  from weak  light sources 
such as  fluorescent lamps,  into power.

Casio’s proprietary solar charging system

Stable operation of high-load functions

A solar panel that generates power from even a weak light source combines with a large-capacity rechargeable battery to drive multiple power-hungry functions reliably.
The area required for the LCD, dial printing and other elements is calculated precisely to permit installation of a highly resilient film-like solar panel on the dial.
Six solar cells connected in a series all receive the same amount of light.

Select a location