Thermo-Hygro Recorder NWR-9903

【Product Specifications】
・Model number： NWR9903
・Measurement range (temperature/humidity)： -20 to +50℃/0 - 100%RH
・Recording paper minimum scale： Temperature/1℃, Humidity/1%
・Measuring method： Temperature/bimetal, Humidity/hair (absorbent processed)
・Measurement accuracy： Temperature/+/- 1.0℃, Humidity/+/- 3% (at 20℃)
・Clock： Quartz clock, drum forward 1 rotation
・Recording time： 1 day (24 hours) - 99 days (2376 hours)
・Size： 336 x 140 x 285mm
・Weight： 2.8kg
・Power supply： C size dry cell x 2 (included for test)
・With recording paper for 7 days (55 sheet)
・Accessories： Recording paper for 7 days (55 sheet), C size dry cell x 2