B078JSJHPK

20000mAh Portable Charger, ROMOSS Aluminum Power Bank 4-Port 7.2A Max Output, External Battery Packs with Type-C & Micro-USB Input for iPhone, iPad, Samsung and More
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20000mAh Portable Charger, ROMOSS Aluminum Power Bank 4-Port 7.2A Max Output, External Battery Packs with Type-C & Micro-USB Input for iPhone, iPad, Samsung and More

  • ULTIMATE BATTERY LIFESPAN: Use the same battery technology as the world’s elite electric cars. The optimized 26650 battery cells last for years, certified for over 1000 charging cycles and representing a 60% increase in lifespan over other power banks on the market. With the Longuard, your devices stay powered up and ready to whenever you are.


  • 20000mAh FOUR OUTPUTS: Feature four 2.4A outputs for Max 7.2A and a capacity of 20000mAh, designed to quickly and safely charge four devices simultaneously. Our proprietary Fit Charge technology automatically detects and delivers the fastest safe charging rate for your devices.


  • RAPID RECHARGE: Fully recharged in 8 hours via 2.4A USB wall charger, featuring dual recharging inputs for maximum compatibility. Accepts DC 5V input from common Micro USB as well as the new USB Type C protocol for backward compatibility and future-proof practicality.


  • SAFE AND RELIABLE: Feature battery cell monitoring and 9 different built-in safeguards, continually self-diagnoses itself and protects your devices against overcharging, overheating, short circuits and excessive current conditions.


  • LED LIGHT INDICATORS: The Longuard is simple to use with one button control and 4 bright green embedded LED lights to show power level remaining. You can see at a glance how much power remains and never get caught off-guard in a low power situation.

ULTIMATE BATTERY LIFESPAN: Use the same battery technology as the world’s elite electric cars. The optimized 26650 battery cells last for years, certified for over 1000 charging cycles and representing a 60% increase in lifespan over other power banks on the market. With the Longuard, your devices stay powered up and ready to whenever you are. 20000mAh FOUR OUTPUTS: Feature four 2.4A outputs for Max 7.2A and a capacity of 20000mAh, designed to quickly and safely charge four devices simultaneously. Our proprietary Fit Charge technology automatically detects and delivers the fastest safe charging rate for your devices. RAPID RECHARGE: Fully recharged in 8 hours via 2.4A USB wall charger, featuring dual recharging inputs for maximum compatibility. Accepts DC 5V input from common Micro USB as well as the new USB Type C protocol for backward compatibility and future-proof practicality. SAFE AND RELIABLE: Feature battery cell monitoring and 9 different built-in safeguards, continually self-diagnoses itself and protects your devices against overcharging, overheating, short circuits and excessive current conditions. LED LIGHT INDICATORS: The Longuard is simple to use with one button control and 4 bright green embedded LED lights to show power level remaining. You can see at a glance how much power remains and never get caught off-guard in a low power situation.

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