4 inch 6 digit wall digital count down/up timer

4 inch 6 digit wall digital count down/up timer  which is widely applicable for Gym, school, hospital, office and more where time keeping features are required to display.

Master Features:

There are four function modes featured for different purpose, which are clock display, Countdown timer, Count up timer/Elapsed timer, Stopwatch. 

Specifications:

• 4" high 6-digit LED numeric displays
• Alternative button controls or remote control 
• Backup lithium battery is able to keep time accurate when power fails
• Daily errors: less than 2 seconds
• Time format options: 12/24 hour format selectable
• Ambient Temperature: -10~50 C; 0~95%  relative humidity;
• Two holes in spacing of 16 inches for wall mounting;
• Adjustable brightness for low consumption.