Thank you for viewing! CASIO SEA-PATHFINDER SPF-10 • THERMO SCANNER / RADIANT THERMO: This function uses a special sensor to measure temperature without contact. It was very rare among Casio watches at the time, and it is a model with even higher rarity value because it is discontinued. • MOON・TIDE graph: The upper part of the screen displays a tide graph showing the moon phase and the ebb and flow of the tide, providing information useful for marine sports such as fishing and surfing. 1. Basic Specifications • Water Resistance: 10 ATM (10 BAR WATER RESIST) • Battery Life: Approximately 2 years (varies depending on usage) 2. Characteristic Sensor Functions • Thermo Scanner (RADIANT THERMO): Non-contact temperature measurement function. Measures the surface temperature of the object with the sensor on the right side of the watch. • Measurement Range: -20.0℃ to 100.0℃ (or -4.0°F to 212.0°F) • Measurement Unit: 0.1℃ (or 0.2°F) • Calibration Function: With a calibration function to fine-tune the measurement results. 3. Marine/Outdoor Functions • Tide Graph: Displays the ebb and flow of the tide based on the set location in a graph. • Moon Data: Displays the current moon phase. 4. Measurement/Display Functions • Stopwatch: 1/100 second, 24-hour timer, with split. • Timer: Set unit 1 minute, maximum 24 hours, with auto-repeat function. • Alarm: 5 time alarms, hourly time signal. • World Time: Displays the time of major cities around the world (by module). • Calendar: Full auto calendar. • Display: 12/24 hour display switching. 5. Light Function • Backlight: EL backlight. • Auto Light: Auto light switch (AUTO LIGHT SWITCH) function. Automatically lights up with the movement of tilting your arm. [Condition] Battery replaced, but an error is occurring. Please make your final judgment based on the photos.