No power fanless laptop cooling pad(13inch/white)

1,Revolutionary fanless design for absolute silence 2,No extra external power required, get rid of astriction from the wire. 3,Exclusive heat-shift technology for ultimate laptop cooling. 4,Ultra light weight for easy transportation and carrying(only 640 grams). 5,Long duration of absorbing heat(3~8 hours). 6,Can be folded at both solid and liquid state. 7,Soft and durable material designed for maximum portability. 8,Suitable for all types of laptop computers. 9,Can be used as a cooling cushion. 10,Keep your laptop working at normal temperature to increase service life.