HC-520 in/out temperature & humindity meter is characterized at:
Multi-function
Low power consumption
High stability & accuracy
Memory of last measuring value

Features:
In and out temperature measuring
Display temperature and humidity simultaneously
MIN and MAX value recording
Confortable degree symbol
°C/°F unit selectable
Desk-top placing or wall hanging

Specification:
Temperature range:
In side temperature: -10~+50°C (+14~+122°F)
Out side temperature: -50~+70°C(-58~+158°F)
Humidity range: 20%~90%RH
Temperature resolution: 0.1°C(0.1°F)
Humidity resolution: 1% RH
Temperature accuracy: ±0.1°C (-20~60°C), ±2°C (other)
Humidity accuracy: ±5%RH (20%~99%, at 25°C)
Battery: 2x 1.5 Volt AAA (included)
Storage condition: -20~60°C, 20~80%RH

Color: silver-blue
Product dimension: 78*98*17mm
Product weight: 75g

Package weight: 118g
Package dimension: 168*118*36mm