2" Economy Quartz Clock Inserts with Button Batteries included. Clocks have a glass lens and a plastic casing with spring clips for mounting - no gaskets. Uses a 1 13/16" hole size with a 1/4" mounting depth. Get clean and precise holes with a Forstner Bit or Carbide Forstner Bit.
Mix and match for bulk discounts:
1-4
5-9
10-19
20-4