PANASONIC CTL1616F CTL1616 CASIO Rechargeable Battery for G-SHOCK Solar Pro Trek | eBay
I've been using this GR-8900A since middle school (10y ago). No battery replacement or maintenance done so far. Keeps working without any complaints. Did anyone here replace a solar powered rechargeable battery
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2 Panasonic CTL1616F CTL1616 Casio Rechargeable Batteries G-Shock Solar Pro Wave | eBay
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