Temperature Data Logger : RC-1+ Main Technical Parameters:1. Power supply: one CR2450 lithium battery(inserted) 2. Temperature measuring range: -40.0??+70.0??3. Accuracy: ?1??4. Displaying resolution: 0.15. Recording cycle: 10 seconds~16mins continuous setting6. Record time length: 89 days??AX??7. Ambient environment of shell: temperature: -35??+70?? humidity: 0%~95%8. Data output: connect the computer with USB interface to transfer data9. Safe level: IP6510. Product size: 72 * 45*12mm