Mobile phone how to choose the Heat Sink

Mobile phones Heat Sink is directly on the back blowing, increase cell phone back the air circulation, with relatively low temperature air, cell phone inside get the cooling of the hot parts of the outer fan device.Mobile Heat Sink can increase air flow around a cell phone, cell phone the cooling efficiency increases, auxiliary cool cell phone, guarantee the normal operation of the mobile phone, avoid high temperature caused the crash.
Select phone Heat Sink to note:
1.See the price. Buy too cheap Heat Sink is not recommended because the material is unknown, poor heat dissipation effect, high probability of crispy.
2.The cooling effect. Mobile phone  Heat Sink are: air-cooled, water-cooled Heat Sink, semiconductor refrigeration and heat sink.
3.See function. See if I can support multiple conditions, you can support better intelligent adjustment.
4.The generality. Consider whether or not the Heat Sink support mobile phone size, add button press off key, the volume button, etc.