<b>Specification:</b> <br><br>Blade Size: 90mm <br>Input: 14W <br>Air Flow(m2/h):80 <br>Noise: 33dB <br>Install Space(D:mm): 100 <br>Front Panel: 157*157mm <br>Panel Width: 20mm <br>Install Size: 60*98mm <br><br><b>Note: </b> <br><br>1. Waterproof ABS plastic material; 14W input; Noise 33db. <br>2. 100% Copper Coil Motor and Blade Size: 90mm. <br>3. 4 inch, Suit for kitchen or bathroom with 110V. <br>4. With 2x0.5mm² Power cord&2 round pins plug. <br>5. Great square design with indicator light. <br><br><b>Note:</b> this product without plug. you can DIY what you want.