---
product_id: 5597157
title: "Seiko 300 Lap Memory Timer"
brand: "ultrak"
price: "NT$14152"
currency: TWD
in_stock: true
url: https://www.desertcart.tw/products/5597157-seiko-300-lap-memory-timer
store_origin: TW
region: Taiwan
---

# 1/100 second precision timing 10-bar water resistance 300 lap memory capacity Seiko 300 Lap Memory Timer

**Brand:** ultrak
**Price:** NT$14152
**Availability:** ✅ In Stock

## Summary

> ⏱️ Own Every Second, Dominate Every Lap!

## Quick Answers

- **What is this?** Seiko 300 Lap Memory Timer by ultrak
- **How much does it cost?** NT$14152 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/5597157-seiko-300-lap-memory-timer)

## Best For

- ultrak enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** 10-bar water resistance and battery life indicator ensure your timer keeps pace with your toughest workouts.
- • **Stroke Rate Tracking:** Monitor strokes per minute for swimming and rowing, giving you the edge in technique optimization.
- • **Dual Mode Flexibility:** Switch seamlessly between single memory and block memory modes to manage multiple events like a pro.
- • **Unmatched Memory Power:** Store and recall up to 300 split/lap times effortlessly, perfect for tracking every stroke and split.
- • **Precision Timing Mastery:** Measure up to 10 hours with ultra-precise 1/100 second resolution for flawless performance analysis.

## Overview

The Ultrak Seiko 300 Lap Memory Timer is a professional-grade stopwatch designed for elite athletes and coaches. Featuring dual memory modes, it stores up to 300 split/lap times with 1/100 second precision over 10 hours. Its stroke rate measurement and 10-bar water resistance make it indispensable for swimming and rowing, while a battery life indicator ensures uninterrupted performance.

## Description

UltrakSeiko 300 Lap Memory Timer

## Features

- Dual memory mode (single memory function or block memory function)
- Measurable up to 10 hours in 1/100 of a second; split/lap time measurement
- Store and recall of up to 300 split/lap times; memory segregated by event
- Measures strokes per minute for events such as swimming and rowing
- Time and automatic calendar; battery life indicator; 10-bar water resistant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Package Dimensions L x W x H | 5.5 x 3.6 x 2.4 inches |
| Package Weight | 0.55 Pounds |
| Item Weight | 8.8 ounces |
| Brand Name | Ultrak |
| Number of Items | 1 |
| Manufacturer | Ultrak |
| Part Number | S141 |

## Product Details

- **Brand:** Ultrak
- **Item Weight:** 8.8 ounces
- **Global Trade Identification Number:** 04954628055828
- **Manufacturer:** Ultrak

## Images

![Seiko 300 Lap Memory Timer - Image 1](https://m.media-amazon.com/images/I/61TdZibnUzL.jpg)

## Frequently Bought Together

- Ultrak Seiko 300 Lap Memory Timer
- Digital Stopwatch Timer with Back Light Stop Watch 0.001second Timing|100 Lap Memory,Large dispaly Alarm Clock for Coach Sports Swimming Running Marathon Competition(100LAP(Back Light))
- Ultrak 496 500 Lap Memory Timer

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**Shop now:** [https://www.desertcart.tw/products/5597157-seiko-300-lap-memory-timer](https://www.desertcart.tw/products/5597157-seiko-300-lap-memory-timer)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-04-30*