Storage temperature: -40℃-+100℃, humidity: 0-95% Conforms to waterproof level IPX-7. Water immersion and electrification work experiment, test with load for 60 minutes, analog The block does not have any failures. Working temperature: -40℃-+85℃, humidity: 0-95% Dust-proof test: the module is protected by high-grade silica gel sealing type glue filling to that the internal electronics The components are isolated from the external environment and meet the requirements of dust prevention., Manufacturer: PokFhgur