Two AA batteries
Modern design with fashion appearance
Clearly Printing and easy-operation control panel
High speed chip make the reflection more quickly
At about 8 metes long distance remote
1.Higher cost performance with novelty and fashion appearance.
2.Higher stability to get newest and accurate date.
3.Farther transmitting distance,more than 8 metres.
4.Have memory function when cutting off the power supply.
5.Universal high capacity