Description: 【Enhanced Functionality】: This carbon dioxide controller comes with an additional control socket and temperature and humidity features, making it easy to set up and use 【Material】: Made of premium pp material, this CO2 Meter is designed to withstand long-term use while maintaining its quality 【Product Dimensions】: With a compact size of 195*145*44mm, this Carbon Dioxide Detector can be conveniently placed in any location without taking up much space 【Dual Knob Adjustment】: This CO2 Regulator features dual knob adjustment for easy control and precision in managing CO2 levels 【Package Includes】: Each purchase comes with 1 complete set of the carbon dioxide controller, ensuring you have everything you need for efficient working Specification: Material: pp measurement range: 0-5000PPM Size Chart: 19.5cmx14.5cmx4.4cm/7.68inchx5.71inchx1.73inch Package Includes: 1 Set CO2 Controller (Plug Type: EU) Note: Please allow slightly errors 1-2cm differences due to manual measurement.