Feature: The product combines temperature and humidity measurement functions for enhanced usability. Equipped with a high-sensitivity sensor, it offers fast measurement with a response time of 0.5 seconds. Features a digital temperature and humidity meter with a large LCD backlight screen for clear data reading. Includes a high/low temperature and humidity alarm to help users quickly detect abnormal conditions. Supports data storage with the ability to retain up to 100 records for convenient data review and management. Specification: Model: SW-572 Temperature measurement range: -20.0°C ~ 60.0°C (-4°F ~ 140°F) Temperature accuracy: ±0.3°C (±0.5°F) Temperature resolution: 0.1°C (0.1°F) Humidity measurement range: 0% RH ~ 100% RH Humidity accuracy: ±3% RH Humidity resolution: 0.1% RH Temperature response time: >2 seconds (varies with environmental conditions) Humidity response time: 8 seconds (to reach 63% RH at 25°C with 1 m/s airflow) Sample rate: 0.5 seconds Temperature max/min alarm: Yes Humidity max/min alarm: Yes Temperature max/min measurement: Yes Humidity max/min measurement: Yes Data storage capacity: 100 readings Data retention: Yes Backlight auto-off: After 10 minutes Auto/manual power-off: After 30 minutes Power supply: 3 x 1.5V AAA batteries (not included) Operating environment: -20.0°C ~ 60.0°C, 0% ~ 100% RH Storage environment: -10.0°C ~ 60.0°C, 20% ~ 70% RH Package list: 1 x Digital Temperature and Humidity Meter 1 x User Manual Note: Actual product color may vary slightly due to lighting conditions. Slight measurement deviations may occur due to environmental factors. New or old version of the product may be shipped randomly; please confirm acceptance before ordering.