A stopwatch, more than you think
EXTECH HW30 allows you to measure regular time, supports countdown, saves stopwatch results (up to 30 memory slots), and tracks previous timing records. It is very useful if you work in an environment where recording each time mark is necessary or if you want to monitor progress through daily training sessions.

Besides its main function as a stopwatch, EXTECH HW30 also integrates temperature and humidity measurements, a major advantage when you need to monitor the surrounding environment, such as in outdoor sports, laboratories, or even in competitions requiring standard conditions.
Compact design, easy to use in any situation
What I like most about the EXTECH HW30 is its compactness. It fits perfectly in the palm of your hand, feels secure when held, and fits into a pocket without bulging. The screen displays numbers clearly, and button operations are extremely simple, even when you're in a hurry or your hands are sweaty.
If you've ever had to use a phone to time and experienced mistaps, accidental touches, or app crashes, you will find a specialized device like the EXTECH HW30 much more convenient and reliable.
Carry it anywhere, use it when needed
No setup required, no need to connect to a phone or Bluetooth. The EXTECH HW30 only needs a small included 3V battery; just turn it on and use it immediately. With a weight of only about 85g, you can easily carry it in your shirt pocket, backpack, or even wear it on your wrist without feeling any burden.
The device’s maximum timing duration reaches up to around 10 hours, sufficient for all-day events or endurance tests.
Conclude:
If you are looking for an easy-to-use, compact stopwatch with additional temperature and humidity measurement to be more proactive in work or practice, EXTECH HW30 is really worth considering
If you want to know more details or need more advice before choosing to buy, do not hesitate to contact EMIN via fanpage or website.





