4 inch 6 digit semi-outdoor large wall clock

4 inch 6 digit semi-outdoor large wall clock which is applicable for factory, school, mansion, hospital, mart etc where accurate time displays are required.

Features Options:

There are three function modes featured for different application which are simple Clock display; Clock+temperature.

Master Specifications:

• 4" high LED numerics for displays in HH:MM:SS
• 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