zhanye 120mm fan computer ac 1238, axial cooling exhaust 110v by 125v, high speed with metal net and 4-feet power cord zhanye this is an ultra strong and high flow rate ac 120mm fan and you will be amazed by the amount of wind it blow! </br> ideal for computer cooling system ,any other kinds of cooling or help your space be full of fresh air, and you won't be disappointed. </br> must be careful for the blades as it spins in very high speed! </br> this item provide two pieces silver metal grill on the fan back side for safety. </br> </br> specification </br> model: 12038 axial fan bearing: double ball </br> speed:2600/3000 rpm </br> airflow: 120cfm </br> noise level(max): 35/45dba </br> power connector: </br> wire length:almost 4-feet</br> rated voltage: ac 115v </br> operating voltage range: 100 - 130v </br> input current: 0.21a (0.24a max) </br> input power: 12.5/15w </br> fan size: 120mm x 120mm x 38mm(4.725" x 4.725" x 1.5") </br> item weight: 650g (1.43ib) </br> </br>package includes: </br> no.1: 120x120x38mm ac axial fan( i pcs) </br> no.2: 4-feet us 110/125v axial exhaust fan power cord ( 1 pcs) </br> no.3: metal axial fan grill guards( 2 type, each 1 pcs) </br> no.4: m4x65mm screw set for quick mounting( i set with each 4 pieces) </br> no.5: m5x65mm screw set for quick mounting( i set with each 4 pieces) </br> </br> note:i have to say it's the most powerful of all 120mm fans, a monster of ac axial fans,super power of move a considerable amount of air. if you don't need our cooling fan too much power,you can add a speed controller by yourself. </br>