Stop burning money on dust monitoring! HT-DS200 series money saving tool is here - affordable price, free platform docking! Support customized monitoring of PM2.5, noise, wind speed, rainfall, etc., pump suction precise sampling, windproof and waterproof super stable. 4G transmission does not drop, mobile and computer can be checked at any time, and one year of data and backend software are also included! The linked fog cannon automatically reduces dust, saving both worry and money. Choose the right equipment and bid farewell to budget anxiety!