●金響鐘錶販售之CASIO手錶皆為CASIO原廠代理之公司貨，附有原廠保證書(保固一年)與原廠錶盒及說明書。
     CASIO PRO TREK PRG-550具備3大感應器，可敏銳偵測溫度、高度/氣壓及方位，除了精密的微型化電子零件，也包括高科技的微型氣壓感應器。PRG-550以直覺式閱讀指針再次提升各種測量結果的易判讀性，PRG-550位於錶面正中的簡潔大尺寸指針設計，完全不影響錶面閱讀，搭配LCD螢幕數字顯示各種測量資訊，兼具設計感也十分容易判讀；其中秒針更有如羅盤指針一般，可清晰精準指出方位。具備永不停歇太陽能動力的PRG-550，讓所有功能都能精確運作，指示日出日落時間；堅忍的耐低溫規格，更可抵擋攝氏-10C的惡劣氣候，PRG-550絕對是熱愛戶外運動者不可或缺的強大功能錶款。特地放大的控制錶鈕表面則有防滑菱紋切割，讓人即便配戴手套也能便利操作，錶鈕防護裝置更能防止碰撞的意外按壓。特殊錶帶設計不易沾染髒污，面對各種艱難的氣候環境，都可提供最能信任的可靠精準功能，不僅是登山專家的最佳伙伴，更是戶外運動愛好者的首選錶款。
●原廠建議售價：NT$13,000
●MADE IN JAPAN日本製
●太陽能電力(Tough Solar)
●防水100米
●全自動LED照明
●橡膠錶帶
●抗低溫裝置(-10°C)
●數位羅盤：
16方位測量與顯示
測量範圍: 0°~ 359°
測量單位：1°
連續測量(20秒連續自動偵測)
方向指針
雙向校正與指北校正
地磁偏角校正
記憶消除
●高度測量
範圍：-700~10,000m (-2,300~32,800ft.)
單位：5m (20 ft.)
指針顯示高度差
手動記憶測量(最高14筆，每筆包含高度、日期與時間)
最高高度/最低高度記憶
總和上升/下降高度記憶
其他：參考點設定、高度趨勢圖、高度差
*公尺(m)與英呎(ft.)切換
●氣壓測量
範圍：260~1,100 hPa (7.65~32.45 inHg)
單位：1 hPa (0.05 inHg)　
氣壓趨勢圖
指針顯示氣壓差
*hPa與inHg切換
●溫度測量
範圍：-10~60°C (14~140 °F)
單位：0.1°C (0.2°F)
  *°C與°F切換
●世界時間
29時區(29城市)、城市代碼顯示、日光節約時間(開/關)
●1/100秒碼錶
測量範圍：59'59"99
測量模式：經過時間、中途時間、第一名與第二名時間差
●倒數計時
測量單位：1秒
測量範圍：1~60分鐘 (增加單位：分)
●5組獨立鬧鈴
●整點報時
●電力顯示符
●節電功能（當進入黑暗狀態 60~70分鐘，手錶會自動關閉螢幕顯示；
當進入黑暗狀態6~7天，手錶會自動關閉感應器）
●全自動日曆(~2099年)
●12/24時制切換
●操作音(開啟/關閉)
●時間模式：
三針：時、分、秒
數位：月、日、星期
●精確度：每月±15秒內(不接收電波時，為通常的石英精度)
●電池壽命估計值：
在太陽能電池不發電的情況下，充滿電後可連續運作時間：
各功能正常動作時：約6個月
節電狀態下：約23個月

■尺寸/重量
尺寸(H×W×D)：56.8×49.3×14.4(mm)
重量：約71g　　      機芯編號：5213

New color variations
From PRO TREK, the watch that is trusted by outdoor adventurers everywhere, comes a collection of new easy-to-read analog-digital combination models.
Big, Neo Bright coated analog hands indicate time, direction, altitude differential, and barometric pressure changes. The simple design of the face makes measurement data easy to read, and a Tough Solar power system helps to ensure uninterrupted operation.
●Tough Solar
●Triple Sensor: Compass, Barometer/Thermometer, Altimeter
● Low temperature resistant (–10ºC/14°F)
●Mineral Glass
●Neobrite
●Case / bezel material: Resin
●100-meter water resistance
●Resin Band
●LED light
●Full auto LED light, afterglow
●Solar powered
●Low-temperature resistant (-10°C/14 °F)
●Digital compass
Measures and displays direction as one of 16 points
Measuring range: 0° to 359°
Measuring unit: 1°
20 seconds continuous measurement
Hand indication of north
Bidirectional calibration and northerly calibration function
Magnetic declination correction
●Altimeter
Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft.)
Measuring unit: 5 m (20 ft.)
Hand indication of altitude differential
Manual memory measurements
(up to 14 records, each including altitude, date, time)
High Altitude / Low Altitude memory
Total Ascent / Descent memory
Others: Reference altitude setting, Altitude tendency graph
*Changeover between meters (m) and feet (ft)
●Barometer
Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg)
Display unit: 1 hPa (0.05 inHg)
Hand indication of pressure differential
Atmospheric pressure tendency graph
*Changeover between hPa and inHg
●Barometric pressure change indicator
●Thermometer
Display range: -10 to 60 °C (14 to 140 °F)
Display unit: 0.1 °C (0.2 °F)
*Changeover between Celsius (°C) and Fahrenheit (°F)
●World time
29 time zones (29 cities), daylight saving on/off
●1/100-second stopwatch
Measuring capacity: 59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
●Countdown timer
Measuring unit: 1 second
Countdown start time setting range: 60 minutes
Countdown start time setting range: 1 to 60 minutes (1-minute increments)
●5 daily or one-time alarms
●Hourly time signal
●Battery level indicator
●Power Saving (display goes blank and hands stop to save power when the watch is left in the dark)
●Full auto-calendar (to year 2099)
●12/24-hour format
●Button operation tone on/off
●Regular timekeeping:
Analog 3 hands: Hour, minute (moves every 10 seconds), second
Digital: month, day, day of the week
●Accuracy: ±15 seconds per month
●Approx. battery operating time:
6 months on rechargeable battery (operation period with normal use without exposure to light after charge)
23 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)
●Size of case/total weight: 56.8 X 49.3 X 14.4 mm/71 g
●LED:White