MS6505 digital thermo-hygrometer is used in industrial, transport,gardening and many other fields. Humidity measure range is 0%~100%RH and temperature is -20℃~+60℃ or-4℉~+140℉.This temperature humidity meter has clock and datalogger function constrast with MS6503 .

Measurement range humidity:0%~100%RH
temperature:-20℃~+60℃, -4℉~+140℉
Resolution  humidity: 0.1%RH
 temperature:0.1℃, 0.1℉
Accuracy humidity:±2.5%RH AT 25℃
temperature: ±0.7℃, ±1.4℉
Response time humidity:75 sec. in slowly moving air
temperature:40 sec. in slowly moving air 
RS-232 interface: √
Data hold:√
Datalogger: √
MAX/MIN value measurement: √
Clock: √
Auto power off: √
Backlight: √
Power requirements battery:1x9V 006P or IEC 6F22 or neda1604
AC adapter:9VDC/30mA minimun plug
Diameter:Φ3.5mm× 1.35mm
Dimension: 183(L) × 74(W) × 33(H)mm
Sensor Probe: 208(L) × 15 (D)mm
Weight: approx.330g(including battery)