Features: 1/1000-Second Accuracy 100X2 Memory Feature Countdown Function Clock with Date calendar Alarm Clock Function Metronome Function Timer /pacer silent Function Large Three Row Display Package Includes 1 X Stopwatch with Backlight 1 X Exquisite Gift Box Package 1 X User Manual 1 X Black Lanyard We put the batteryCR2032 in place at the time of production. If the screen is blinking or dimming, please replace the battery in time. Compared with metal material, the weight is lighter, the button is more responsive, the accuracy is higher and the hand feels more comfortable.

5.?Easy To Read? waterproof stopwatch with backlit for night use,large 3 row display, high-end and non-slip stripe design, perfect hand feeling, anti-magnetic and shockproof. Gift box packaging and the perfect present for the coach,referee and sports people. 4.?Multipurpose ?Water resistant; Sport Type,Multi-Sport track and field stop watch .the weight is lighter than metal ones,the button is more responsive.Timer for track/cross countr races. 3.?Timer function?time/calendar / alarm /Pacer,Two sets of alarm clocks can be set, hourly chime function. Calendar display (12/24 hour system can be selected). 2.?Countdown Timer & Stroke?Countdown timer / Stroke/frequency; Take splits during recall mode,The maximum countdown long up to 9:59:59. Metronome frequency range: 10 ~ 320 times / min .automatic screen, intelligent power saving function, press any key to display again. 1.?Stopwatch function?this professional Digital Silent stop watch with backlight has 2 groups dual-split 100 Laps memory and 1/1000 second accuracy ,displays the fastest(FS) & segmented time.could use for basic exercise and sports games.memory recall during operation.

Date First Available: April 26, 2021. Is Discontinued By Manufacturer: No. Best Sellers Rank: #15,334 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 167 ratings 4.5 out of 5 stars. Batteries: 1 CR2 batteries required. Country of Origin: China. : B0923Y9445. Manufacturer: Adatop. Item Weight: 2.19 ounces. Product Dimensions: 2.45 x 3.42 x 0.8 inches. Human Interface Input: Buttons. Item Weight: 62 Grams. Product Dimensions: 2.45"D x 3.42"W x 0.8"H. Material: Acrylonitrile Butadiene Styrene. Brand: Naxtop. Color: Black.