---
product_id: 545054053
title: "dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White"
brand: "dretec"
price: "$88.87"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/545054053-dreteclarge-screen-easy-to-read-stopwatch-0-01-second-unit
store_origin: US
region: United States of America
---

# 1/100 sec precision Quiet operation 100 lap memory dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White

**Brand:** dretec
**Price:** $88.87
**Availability:** ✅ In Stock

## Summary

> ⏱️ Time waits for no one—make every second count!

## Quick Answers

- **What is this?** dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White by dretec
- **How much does it cost?** $88.87 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/545054053-dreteclarge-screen-easy-to-read-stopwatch-0-01-second-unit)

## Best For

- dretec enthusiasts

## Why This Product

- Trusted dretec brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Memory Master:** Store up to 100 lap and split times for detailed tracking.
- • **Silence is Golden:** Toggle sound on/off for a distraction-free environment.
- • **Compact & Convenient:** Lightweight design (100g) with a handy strap for easy portability.
- • **Versatile Functionality:** Perfect for sports, study, and work time management.
- • **Larger Display, Clearer Results:** Experience a 1.2x larger LCD screen for effortless reading.

## Overview

The dretec Large Screen Stopwatch is designed for precision and convenience, featuring a 1/100 second measurement capability, a 1.2 times larger LCD display, and the ability to save up to 100 lap and split times. Its quiet operation makes it ideal for use in libraries, cafes, and offices, while its compact size and lightweight design ensure portability. Perfect for managing time in sports, studies, and various professional settings.

## Description

dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White

## Features

- You can clearly see the record on the 1.2 times larger screen LCD (*compared to products from the same manufacturer). You can check the split time/lap time/measurement time on one screen at the same time.
- You can switch the operation sound ON/OFF, so you can use it without worrying about noise in places such as cafes, libraries, and offices. It is useful for various purposes such as study and work time management.
- 1/100 second measurement suitable for use in sports, split time measurement, and lap time measurement are possible. Up to 100 lap times and split times can be saved. (100 memories)
- It also has a timer function/count function, so it is sure to be useful in various situations other than sports and study.
- Size: about W58 x D21 x H83 mm Functions: 1/100 second measurement, lap time, split time, timer, alarm, count, 100 memory, calendar Accessories: strap (about 60 cm)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | dretec |
| Model Number | SW-121AWTDI |
| Color | White |
| Product Dimensions | 2.1 x 5.8 x 8.3 cm; 100 g |
| Material | Plastic |
| Item Weight | 100 g |

## Product Details

- **Colour:** White
- **Brand:** dretec
- **Material:** Plastic
- **Product dimensions:** 2.1D x 5.8W x 8.3H centimeters
- **Item weight:** 100 Grams

## Images

![dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White - Image 1](https://m.media-amazon.com/images/I/51UPG8qmuUL.jpg)
![dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White - Image 2](https://m.media-amazon.com/images/I/71s8nO4CyJL.jpg)
![dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White - Image 3](https://m.media-amazon.com/images/I/71vwzANVhFL.jpg)
![dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White - Image 4](https://m.media-amazon.com/images/I/61y0U0N+2KL.jpg)
![dretecLarge Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White - Image 5](https://m.media-amazon.com/images/I/71sc6ODNuJL.jpg)

## Questions & Answers

**Q: How do you turn it off (to conserve battery)?**
A: Thank you for contacting us. This product does not have a function to turn off the power. I'm sorry

**Q: Does it have a backlight?**
A: Thank you for contacting us.
It has a backlight function.
Thank you for your consideration.

**Q: How do you set the date and time?**
A: Press the B button to switch to calendar and time mode
Press the A button to switch between AM / PM display and 24-hour display on the clock.
"A" in the morning and "P" in the afternoon
Press and hold the D button for 3 seconds or longer
→ "Second" becomes "00" and "Year" blinks to enter the setting state.
Set in the order of "year" → "month" → "hour" → "minute"

Button operation
A button ・ ・ ・ Decrease the number (hold down to move faster)
B button ・ ・ ・ Enter (move to the next setting)
C button ・ ・ ・ Increase the number (hold down to move faster)

Items that can be set light up
Press the D button to end the setting in the middle

The day of the week is set automatically
If you do not operate for about 1 minute during setting, it will be saved as it is

**Q: how do you recharge this?**
A: Uses a lithium battery.

## Frequently Bought Together

- dretec Large Screen, Easy-to-Read Stopwatch, 0.01 Second Unit Measurement, Lap/Split Function, Replaceable Battery, Quiet Study, White
- dretec Digital Stopwatch Timer Waterproof Backlight Alarm Calender for Swimming Running Training Kids Coaches Black

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-14*