1. Product Name:Stopper
2. Size: 70*37* 40mm
3. Weight: 67g
4. Color: white
5. Material: PC + nylon
6. Working voltage: 3.7 volts
7. Power consumption: sleep current 20uA
8. Standby current: 300uA
9. Battery capacity: 300maH
10. Charging voltage: DC5V/1A
11. Waterproof rating: IP67
12. Operating temperature: -10’c +50’c
13. Storage temperature: -20′ °c +60c