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Mini USB Fan 1)Cools down the hot summer 2)Helpful gadget for any computer 3)MOQ:100pcs Ultra-quiet design360 Degree Protable Mini USB Fan Air Cooler Description:1. Ultra-quiet design2. 360 up and down adjustable3. with control switch4. the motor is made by DC brushless technique,lower power5. special metal structure design,more stable and stronger6. continuous using with long life7. Occupy small ...

plate heat exchanger Plate Heat ExchangerFeatures:High heat recoveryBecause of high heat transfer coefficient, temperature difference of heat transfer can be very low. It is applicable to the recovery of low energy and heat. Generally speaking, the recovery of plate heat exchanger can be 90%.High flexibilityThe plates can be combined to different procedures, so plate heat exchangers can be ...