Casio CA53W Vintage Series | Data Bank | 1/100 SEC Stopwatch | Water Resistant | 8 Digit Calculator | Dual Time | Resin Band | Resin Case | Auto Calendar | Daily Alarm | 5 Year Battery

8-Digit Calculator, Constants for addition, subtraction, multiplication and division Water Resistant (hand washing or splashes of water only, not suitable for swimming, diving or submerging in water) Dual Time, Daily Alarm, Hourly Time Signal, Auto Calendar Battery CR2016, Approx.battery life: 5 years Size of case/total weight 42. 0 x 33. 0 x 8. 40mm / 29g