EFB-710D-2AV

Basic Information
Case Dimensions (L × W × H)
48 × 41 × 10.5 mm
Weight
135 g
Case and Bezel Material
Stainless steel
Band
Stainless steel bracelet
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**Basis Information**
- Case Dimensions (L × W × H): 51.2 × 48 × 13.9 mm
- Weight: 171 g
- Case and Bezel Material: Stainless Steel
- Band: Stainless Steel Band with One-touch Folding Clasp
- Water Resistance: Water-resistant up to 10 bar
- Power Source and Battery Life: Tough Solar (Powered by Solar Energy)

**Smartphone Link/Connectivity Features**
- Smartphone Link: Wireless Bluetooth® Connectivity
- Apps: CASIO WATCHES
- App Connectivity Function: Automatic Time Adjustment, Easy Watch Setting, Times for Approximately 300 Cities Worldwide, Stopwatch Data Transfer, Time and Place, Phone Finder

**Exterior**
- Glass: Mineral Glass
- Bezel Features: Tachymeter
- Surface Treatment: Black Bezel with Ion Plating
- Compatible Band Size: 150 to 205 mm

**Functions**
- World Time: 39 Time Zones* (39 Cities + Coordinated Universal Time), Display of Place Name, Daylight Saving Time On/Off, Automatic Switching to Daylight Saving Time (*Can be updated when connected to a smartphone)
- Stopwatch: 1/1000-second Stopwatch, Measurement Capacity: 00'00''000~59'59''999 (for the first 60 minutes), 1:00'00''0~23:59'59''9 (after 60 minutes), Measurement Unit: 1/1000 seconds (for the first 60 minutes), 1/10 seconds (after 60 minutes), Measurement Modes: Elapsed Time, Lap Time, Recorded Data: Up to 200 Records (Lap Time Measurements), Other: Speed (0 to 400 units/hour)
- Timer: Countdown Timer, Measurement Unit: 1/10 seconds, Countdown Range: 24 hours, Settable Countdown Start Time: 1 second to 24 hours (1-second increments, 1-minute increments, and 1-hour increments)
- Alarm/Hourly Time Signal: 5 Multi-Function Alarms (Daily, One-time, Schedule), Hourly Time Signal
- Illumination: Dual LED Light for Dial (Fully Automatic LED Light, Super Illuminator, Adjustable Illumination Duration: 1.5 or 3 seconds, Afterglow), LED Backlight for Digital Display (Fully Automatic LED Light, Super Illuminator, Adjustable Illumination Duration: 1.5 or 3 seconds, Afterglow)
- Illumination Color: LED: White
- Calendar: Full Automatic Calendar (up to the year 2099)
- Button Operation Tone On/Off Function
- Power Saving Function: Energy Saving (Screen turns off and hands stop to save energy when the watch is left in the dark)
- Battery Indicator/Warning: Battery Level Indicator
- Running Time: Estimated Battery Life: 6 months on rechargeable battery (usage time with normal use without exposure to light after charging), 19 months on rechargeable battery (usage time when stored in complete darkness with power-saving function turned on after full charge)
- Accuracy: ± 15 seconds per month (without mobile link function)
- Other Functions: Hand Shift Function (Hands move out of the way to provide an unobstructed view of the digital display), 12/24-hour Format, Regular Timekeeping: Analog: 3 Hands (Hour, Minute (Hand moves every 10 seconds), Second), 1 Dial (Speed Indicator), Digital: Hour, Minute, Second, PM, Month, Date, Day.
One-touch fold-over clasp
Water Resistance
Water-resistant up to 10 bar
Power and Battery Life
Estimated battery life: 3 years with SR920SW
Exterior
Crystal
Sapphire crystal
Case Back
Screw lock case back
Compatible Band Size
150 to 205 mm
Functions
Stopwatch
1/10-second stopwatch
Measurement capacity: 59'59.9''
Measurement modes: Elapsed time, split time, 1st and 2nd place times
Accuracy
Accuracy: ± 20 seconds per month
Other Functions
Regular timekeeping: Analog display with 3 hands (hour, minute, second), 3 sub-dials (1/10-second stopwatch, stopwatch minutes, stopwatch seconds)
Date Display