TWNT-ECB28-C

Semiconductor vest  with 4pcs semiconductors
Input:5.0V                                                                                                

Working power: 8.8W-H, 7.5W-M, 6.7W-L                                 
COOLING function on metal plates (compare with the ambient temperature):   

H-  15°C blow the ambient,   

M - 10°C below the ambient,         

L - 5°C below the ambient,
(Powered required by 5V/2A power bank)