1. Material: ABS
2. Indoor temperature: -50 ~+70 degree C (-58~+158 degree F)
3. Temperature measuring accuracy: +/-1°C(1.8 degree F)
4. Outdoor temperature: -50~+70 degree C (-58~+158 degree F)
5. Temperature resolution: +/-0.1 degree C(0.2 degree F)
6. Indoor humidity: 10%RH~99%RH
7. Humidity measuring accuracy: +/-10%RH
8. Use battery: 1 * 1.5V (AAA) Battery (Not included)
9. Product size: 98 * 58 * 14mm
10. Package list: 1 * Digital LCD thermometer hygrometer ( Battery no included )