Casio AQS810W-3AVCF Analog-Digital Resin Strap Watch

The Casio AQ-S810W-3AV uses Tough Solar technology to convert light into power, eliminating the need for routine battery replacement. After a full charge, the rechargeable battery provides approximately 10 months of operation without further light exposure, or approximately 23 months when stored in darkness with Power Saving enabled. A battery power indicator and Power Saving function help manage energy.