Features:
Display indoor outdoor temperature & humidity at the same time with ?/? temperature unit for selection.
Adopt wireless technology, you can know outdoor temperature & humidity in indoor receiver.
Record max/min indoor & outdoor temperature & humidity.
Alarm function of upper & lower limits of indoor & outdoor temperature & humidity.
Can be placed on the table with a bracket or hung on the wall with a hanging hole & magnet.
With portable transmitter to induce outdoor temperature humidity & transmit within 100m without obstacle.
Temperature humidity meter is powered by 3 * 1.5V AAA batteries or DC 5V, transmitter is powered by 2 * 1.5V AA batteries. (Not included)