Casio - Traveller Alarm Clock TQ148-8

Alarm/hourly time signal: Beeper sound alarm
Accuracy Accuracy: ±20 seconds per month
Case size (L× W× H): 61 × 61 × 32 mm
Weight: 65 g
Case material: Case/bezel material: Resin
Power supply and battery life: Approx. battery life: 12 months on R6P