Feature: 1. HIGH ACCURACY: This temperature alarm adopts imported temperature measurement sensor chip, which has high accuracy, stability and reliability, and is suitable for places with high temperature requirements. 2. ALARM INDICATOR: When the temperature alarm detects that the ambient temperature is lower than the set temperature or higher than the set temperature, it will alarm and the indicator light will be on. 3. CUSTOMIZABLE: This temperature alarm can provide real time temperature, upper limit temperature, lower limit temperature display, and you can set the temperature range according to your needs. 4. EASY WIRING: This temperature alarm is easy to connect, the installation method is simple and easy to understand, and it is convenient and quick to use. 5. WIDE APPLICATION: This temperature alarm is suitable for hatcheries, farms, computer rooms, greenhouses, and cold storages. Since there is no need for manual guards, it can reduce costs and ensure profits. Specification: Item Type: Digital Temperature Controller Material: ABS Plug: US plug 100-240V. Package List: 1 x Digital Temperature Controller1 x Alarm1 x Adapter2 x Screw2 x Screw Sleeve1 x Instruction Note: Please read the instruction carefully before wiring, and watch the wiring diagram before operating, otherwise it may burn out the host