Hello Dear Sir Madam,I'm looking for products with the following specifications:Aluminium heatsink with 5V fan, thermal tape and temperature sensor.Heatsink: L:25x25x9mmFan: any brand, 5VThermal tape: 25x25 mmTemperature sensor KTY81 121Connector: Dupont 4 pins female0mmThe following image is the prototype.Need 500 pieces, assembled or not. The devi