Shape 1 and Shape 2 have the same function Description: 1.Need to work with ZigBee Wireless Gateway Hub. 2.Real-time perception: View history record in App for smart controls for your house temperature and humidity.Monitor your house temperature and humidity no matter where you are. 3.Low power consumption: Designed with low voltage monitoring reminder function in App for real-time power supply for your sensor.Battery powered with long battery life.(battery not include) 4.Easilyinstallation:Stick it to the wall with the sticker .Easy set up and configure to your Smart Life App for convenient control 5.Voice Conrtol: Can be used with Alexa and Google home Specifications: Product name: Temperature and humidity sensor Battery type:2*AA(NOT INCLUDE) Product parameter:DC3V LR03 Quiescent current:≤10uA Alarm current:≤15mA Low voltage and undervoltage:≤2.6V zigbee working frequency:2.400GHz-2.484GHz Detection temperature:-10~ 60 Detection humidity:0-100%RH Working temperature:-10~ 50 Working humidity:maximum 95%RH Package Included: 1*Temperature and humidity Sensor 2*screw 1*Card pin 1*stickers 1*Instruction Notes: 1. Battery is not included 2.This product needs to be used with zigbee3.0 gateway