This is a 20 minute orange gradient countdown timer that will alert you when it comes close to the end and alarm will ring at the end. Ideal for teaching, classroom, studying, event countdown...

This 20-minute Silent Countdown Timer with Fun End Sound is the perfect timer when you need one to stay focused.

It can be used to timing roughly when cooking, playing games, exercising, etc. Specification: Condition: Brand New Material: PVC + ABS + Glass Tube + Sand Optional Type: 3 mins Yellow, 10 mins Green, 20 mins Orange, 30 mins Red, 60 mins Blue Size: approx. 8.2 x 16cm / 3.23 x 6.30inch Weight: approx. 239~258g Package Included: 1 x Hourglass Note:

2021年4月27日 · Enjoy this fun 20 minute timer/countdown with music! Be sure to visit www.thephysicaleducationteacher.com for more content! ...more

SWISSELITE Hourglass Sand Timers, Hourglass Sand Clock Inspired Glass for Home, Desk, Office Decor (6.5Inch-15Mins Orange)

Simple to use, no settings, just click start for a countdown timer of 20 Minutes. Try the Fullscreen button in classrooms and meetings :-)

SuLiao Hourglass 20 Minute Sand Timer: 5.1 Inch Black Sand Clock, Large Sand Watch 20 Min for Kids, Games, Classroom, Home, Desk, Office Decorative

Start your free online 20 minute timer now! Easy-to-use countdown with full-screen display and alarm. No registration needed. Useful for moderate tasks like Pomodoro sessions, short meetings, or workouts.

Set this 20 minute timer and let the countdown start. Use it to control the time limit of any activity and be notified when that limit has been reached. When the countdown stops, you will receive a message on your browser warning you, and an alarm sound will ring.

Online timer with pre-set countdown time for 20 minutes . Free, fun and easy to use 20 min clock countdown.