Maxpower EG4000 40,800mAh Optimus Power Tank (Authorized Goods)

Product Features

• Large capacity and high power output, suitable for various off-grid applications and outdoor use.
• Equipped with 65W Power Delivery (PD) direct output to support charging of many popular USB Type-C laptops, including Apple MacBook Pro, Dell XPS/Latitude, Google Pixelbook/Chromebook, HP Spectre/Envy/Elite, Huawei Matebook, Lenovo Thinkpad X1, Mi Notebook, Microsoft Surface Book, Razer Blade Stealth, Samsung Notebook, etc.
• Features LED power indicator.
• Built-in smart chip provides multiple protections against overcharge, over-discharge, overvoltage, overcurrent, and short circuit, ensuring safety and reliability.
• Uses A+ grade lithium battery cells – all Maxpower external chargers use Cadex rechargeable battery testing and real-time thermal verification, which are used by the US military and multiple law enforcement agencies in Hong Kong, ensuring flawless design and safety.
  

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(https://hk.2themax.com/product-registration).