Built-in magnetic core design, fast induction and tight adsorption of mobile phones. Smart temperature control keeps the phone running at a low temperature at all times. Small and mini, it does not block your hand, and it is easy to carry. Semiconductor cooling design, so that the radiator as strong as air conditioning cooling to the phone cooling quickly cooled down to 0 to quickly solve the lag due to hot, delayed problems, etc. Noise-cancelling design The sound is small enough to be heard. size: 72 x 72 x 31.5mm Material: ABS+Metal colour: As shown Package Contents: 1 x Radiator 1 x Magnetic sheet 1 x charging cable 2 x Gasket 1 x Blister 1 x Chinese and English instructions Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.