Marcherelle™ – Mini Car Battery Booster 20000mAh Ultra-Powerful

Mini Battery Booster – Power, Safety and Versatility in your glove box

Never get stuck on the road again. This mini battery booster is designed to easily start gasoline engines up to 8.0 L and diesel engines up to 4.0 L. With its 20,000 mAh capacity, dual USB ports, and SOS lamp function, it becomes your essential ally for emergencies, travel, and unexpected situations.

Why you go love it

Compact but ultra powerful, this booster combines instant start, bidirectional fast charging and enhanced safety. It works even at -40°C, features multiple integrated protections and can charge your electronic devices simultaneously. A multifunctional tool to always keep within reach.

Advantages: 

• 2000 A starting power – for engines up to 8.0 L gasoline / 4.0 L diesel 
  
• 20,000 mAh capacity – extended autonomy 
  
• Dual USB output – simultaneous charging of your devices 
  
• Bidirectional fast charging – ports 5V/3A, 9V/3A, 12V/2.5A 
  
• Built-in LED lamp – SOS mode for emergencies 
  
• Extreme temperature – operates from -40°C to +60°C 
  
• Enhanced safety – protection against overcharge, short circuit, reverse polarity 
  
• Compact size – easy to store in the glove box 
  
• ABS material – sturdy and lightweight 
  
• 12V starting voltage – compatible with standard vehicles 
  
• Intuitive use – ready to use 
  
• Ergonomic design – easy to hold 
  
• Built-in power bank – charges smartphones, tablets, GPS…
  

Specifications: 

• Battery capacity: 20,000 mAh / 3.7V / 74Wh 
  
• Peak current: 2,000 A 
  
• Starting voltage: 12V 
  
• Output 1: 5V/3A, 9V/3A, 12V/2.5A 
  
• Output 2: 5V/2.4A 
  
• Operating temperature: -40°C to +60°C 
  
• Material: ABS 
  
• Functions: Engine start, USB charging, LED SOS lamp 
  
• Dimensions: Compact (pocket size)
  

Included in the pack (5 pieces – complete setup)

•  1 × Mini Battery Booster 20,000 mAh
• 1 × USB cable 
  
• 1 × Smart jumper clamps 
  
• 1 × User Manual 
  
• 1 × Carrying Case

FAQs:

Can it start a diesel engine?

Yes, up to 4.0 L engine capacity.

Does it work in winter?

Yes, it even starts at -40°C.

Can multiple devices be charged?

Yes, thanks to its two USB outputs.

Is it safe?

Yes, it includes several electronic protections.