This Wi-Fi module is specifically designed for our 24V 3600VA hybrid inverter. Customers who have purchased our hybrid inverter can opt for this product. Buyers with inverters from other brands are advised to purchase with caution, as compatibility may not be guaranteed. The product is easy to connect, and once installed and set up according to the instructions, you can remotely control it via your smartphone. In consideration of potential return requests and to protect buyers' rights, please keep the user manual and packaging box properly after purchasing this product.