1. Material: ABS
2. Adapter battery: CR2025 button battery
3. Green and environmental protection
4. 8-digit calculator, basic calculator function
5. LCD screen with alarm clock, world time, perpetual calendar and other functions
6. Applicable gift-giving occasions: opening ceremony, awards commemoration, advertising promotion, festival, trade fair, public relations planning, business gift
7. Size: 190x106x37mm
8. Net weight: 150g
