Basic Technical Functional Index:

1. Power Supply: 4 pieces 1.5V alkaline batteries.

2. Life Time of Battery: Over 12 months.

3. Temperature Control: --30'c---80'c.

4. Anti-static Electricity: >15000V, ensure information will not be lost for force static

5. Electricity Disturbing, working stability.

6. Static Power Supply: <5uA

7. Dynamic Power Supply: about 200mA.

8. Low-voltage Indication: 4.8V. Relative humidity: <95'c

Surface finishing&Material: High and stable plastic material