AZOOU 2.3" 4 Digits LED Clock Timer Support Countdown/up in Minutes Seconds with Wall Mount Brackets

The difference is the character sizework voltage and viewing distance. This one is 2.3 in. high will need 12VDC power source to power up and can be visible from a longer distance around 15 meters indoor.Features. Support regular clock

• Flexible Time Display Options: Support 12/24 hour real time clock display for convenient time viewing based on your preference
• Versatile Timer Functionality: Countdown/up max to 99 minutes 59 seconds for precise timing of various activities and tasks
• Easy Installation: Comes with wall mount brackets for secure and convenient mounting on any wall surface
• Durable Construction: Features aluminum case that provides long-lasting durability and professional appearance
• Clear Visibility: High Quality LED seven segment display with 2.3 inch digits visible from approximately 15 meters indoor
• Power Requirements: Operates on 12VDC power source for reliable and consistent performance