Important Information
- Price — 90$ *average Amazon Price, we may earn commission from purchases
- Year of first Release — 2007
- Module Number — 4334
- Battery Type — SR927W x 2 (Edifice Batteries)
EFA-122 Model Range *may be updated
EFA-122D-2AV 
EFA-122D-1AV 
EFA-122D-7AV
The most distinctive specs of EFA-122 *Editorial
— 100-meter water resistance (good for swimming but not for deep diving)
— World Time (Current time in 48 cities)
— Thermometer (can measure and display the outside temperature in a range from -10 C to 60 C)
— 1/100-second Stopwatch (memory provides storage of up to 50 lap times that can be transferred to your phone)
— Memory capacity: 50 records (used for lap times and total elapsed time)
— Countdown timer (Countdown range: 24 hours)
Official EFA-122 Specs / Features *for base version EFA-122D-1AV
- 1/100-second stopwatch
- Measuring capacity: 99:59’59.99″
- Measuring unit: 1/100 second (the display for the first 60 minutes), 1 second (the display after 60 minutes) Measuring modes: Single stopwatch mode: lap times, total elapsed time; Dual stopwatch mode: two independent lap time measurements, lap time differential
- Memory capacity: 50 records (used for lap times and total elapsed time)
- Other: Lap numbers (01 to 99); best lap time and lap number in newest log
- 12/24-hour format
- Accuracy: ±30 seconds per month
- Approx. battery life
- 3 years on SR927W x 2
- Auto-calendar (to year 2099)
- Button operation tone on/off
- Countdown timer
- Measuring unit: 1 second
- Countdown range: 100 hours
- Countdown start time setting range: 1 minute to 100 hours (1-minute increments and 1-hour increments)
- Other: Auto-repeat
- Daily alarms
- Electro-luminescent backlight
- Auto light switch, afterglow
- Hourly time signal
- Regular timekeeping
- Analog: 2 hands (Hour, minute (hand moves every 20 seconds))
- Digital: Hour, minutes, seconds, am/pm, month, date, day
- Thermometer
- Display range: -10 to 60°C (14 to 140°F)
- Display unit: 0.1°C(0.2°F)
- Thermometer Measurement Timing: During each even-numbered minute
- *Changeover between Celsius(°C) and Fahrenheit(°F)
- World time
- 30 time zones (50 cities), city code display, daylight saving on/off
- Size of case / total weight
- EFA-122D …… 46.0 x 40.0 x 14.1 mm / 136 g
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