Sonnet Echo Express SEL Thunderbolt 3 PCIe Expansion Chassis


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The powerful 10000mAh of energy enables you to charge your device anywhere at any time. Lithium polymer battery makes it so light that it fits easily into your pocket or bag.

Same surface technology as MacBook Pro. The dynamic premium design is inspired by the stylish sports cars. Integrally formed with high precision CNC machine, the aluminum metal shell can withstand 2000 times the sitting pressure.


  • Li-polymer 10000mAh large capacity
  • Dual USB port
  • Plug and charge
  • Security, fashion and easy to use
  • Fully protected against short circuit, over charge, over discharge and overload
SKU: ECHO-EXP-SEL-T3 Category:


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