---
product_id: 701406429
title: "Car Jump Starter 4000A Peak 21800mAh 12V Super Safe Jump Starter(Up to 8.0L Gas or 6.5L Diesel Engine), with USB Charge Pack Type-C Portable Phone Charger (4000A/21800mAh/LCD Screen)"
brand: "fnnemge"
price: "98904CFA"
currency: XOF
in_stock: true
reviews_count: 13
category: "Fnnemge"
url: https://www.desertcart.sn/products/701406429-car-jump-starter-4000a-peak-21800mah-12v-super-safe-jump
store_origin: SN
region: Senegal
---

# 4000A Peak Current 21800mAh High Capacity QC3.0 Fast USB Charging Car Jump Starter 4000A Peak 21800mAh 12V Super Safe Jump Starter(Up to 8.0L Gas or 6.5L Diesel Engine), with USB Charge Pack Type-C Portable Phone Charger (4000A/21800mAh/LCD Screen)

**Brand:** fnnemge
**Price:** 98904CFA
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your ride and your devices—jumpstart confidence wherever you go!

## Quick Answers

- **What is this?** Car Jump Starter 4000A Peak 21800mAh 12V Super Safe Jump Starter(Up to 8.0L Gas or 6.5L Diesel Engine), with USB Charge Pack Type-C Portable Phone Charger (4000A/21800mAh/LCD Screen) by fnnemge
- **How much does it cost?** 98904CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/701406429-car-jump-starter-4000a-peak-21800mah-12v-super-safe-jump)

## Best For

- fnnemge enthusiasts

## Why This Product

- Trusted fnnemge brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged & Weatherproof:** Dustproof, shockproof, and rain-ready—built to perform in any environment, anytime.
- • **Massive 21800mAh Battery:** Compact powerhouse fits glovebox, delivering multiple jump starts and fast device charging.
- • **Multi-Mode Emergency LED:** Lighting, SOS, and strobe modes keep you safe and visible during roadside emergencies or outdoor adventures.
- • **Advanced Safety Protections:** Smart tech guards against short circuits, overloads, and sparks for worry-free use.
- • **Powerful 4000A Peak Current:** Instantly jump-start engines up to 8.0L gas or 6.5L diesel—never get stranded again.

## Overview

The FNNEMGE Car Jump Starter delivers a robust 4000A peak current with a 21800mAh lithium-ion battery, capable of jump-starting 12V vehicles up to 8.0L gas or 6.5L diesel engines. Featuring intelligent multi-layer safety protections, fast QC3.0 USB charging, and a versatile 3-mode LED flashlight, this compact, weatherproof device is designed for reliable roadside assistance and outdoor use. Lightweight and portable, it’s an essential tool for every driver seeking peace of mind and power on demand.

## Description

Buy FNNEMGE Car Jump Starter 4000A Peak 21800mAh 12V Super Safe Jump Starter(Up to 8.0L Gas or 6.5L Diesel Engine), with USB Charge Pack Type-C Portable Phone Charger (4000A/21800mAh/LCD Screen) online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: Excellent quality , original package - Excellent quality , original package
Review: Incredible power but limited shots - It is amazing how such a small thing can deliver such power. It started one 4.7 L V8 twice but could not do it a third time. Yet I bought it specifically for my cars upon return from long vacation, to help the Batteries...it does a very good job, even tested on my 6.6l V12.

## Features

- 🚗 【LARGE CAPACITY】FNNEMGE car jump starter with 21800mah Featuring POWERFUL 4000A peak current,could start 12V vehicles (up to 8L petrol or 6.5L diesel engines) easily. . Suitable for cars, trucks, motorcycles, watercrafts, lawn mowers, yachts, pickup,snowmobiles, etc. Compact enough to store in your glovebox or under the seat.
- 🚗 【SAFETY PROTECTION & RELIABILITY】The car battery jump starter features an intelligent protection system protecting against short circuit without the worry of incorrect connections or sparks. it provides over-current protection, overload protection, over-voltage protection, over-charge protection,over-temperature protection etc. Easy to use，Safe for anyone to use.
- 🚗 【EMERGENCY LED FLASHLIGHT】 The jump starter is equipped with 3 LED light modes (lighting/SOS/strobe), providing more convenience in the night use. This multi-purpose flashlight is great for camping, outdoors, emergencies, travel, etc.
- 🚗 【QUICK-CHARGE OUTPUTS】The portable jump starter battery pack is designed with 21800mAh, QC3.0 outputs for charging your devices faster and compatible with almost all USB charging devices – including cell phones, tablets, digital cameras. Charging is fast and efficient – SAVE YOUR TIME.
- 🚗 【 WATERPROOF,SERVICE GUARANTEE】Dustproof, and shockproof,Can be used in the rain, 100% reliable for outdoor activities and bad weather. You Get: FNNEMGE car jump starter, smart jumper cable, Type-C cable, USB cable, car cigarette lighter adapter, user manual. We promise 12 months warranty（Service manual with email）.so please feel free to contact us in case of product malfunction.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B7RN2W3N |
| Amperage | 4000 Amps |
| Batteries | 1 Lithium Ion batteries required. |
| Best Sellers Rank | #303 in Automotive ( See Top 100 in Automotive ) #7 in Car Battery Jump Starters |
| Brand | FNNEMGE |
| Customer Reviews | 4.1 4.1 out of 5 stars (7,125) |
| Date First Available | 9 January 2025 |
| Item Weight | 960 g |
| Item model number | Q9C |
| Manufacturer | FNNEMGE |
| Manufacturer Part Number | Dongguan hangchebao Energy Technology Co |
| Model | Q9C |
| Package Dimensions | 29 x 21 x 4.5 cm; 960 g |
| Voltage | 12 Volts |

## Product Details

- **Battery capacity:** 21800 Milliamp Hours
- **Battery cell composition:** Lithium Ion
- **Brand:** FNNEMGE
- **Vehicle service type:** Passenger Car
- **Voltage:** 12 Volts

## Images

![Car Jump Starter 4000A Peak 21800mAh 12V Super Safe Jump Starter(Up to 8.0L Gas or 6.5L Diesel Engine), with USB Charge Pack Type-C Portable Phone Charger (4000A/21800mAh/LCD Screen) - Image 1](https://m.media-amazon.com/images/I/71oZCTzA64L.jpg)

## Questions & Answers

**Q: I just used my 3500a and the blue clamp battery cable pulled out of the socket, I need a replacement, please.**
A: Dear customer
Hello!
Please understand the inconvenience caused to you.
You can contact us through the email on the cover of the product manual, and our staff will help you.
FNNEMGE

**Q: What is the web site for the fnnemge product line and how does one obtain the warranty information/ procedures in case of device failure...**
A: Hi It works well and is easy to recharge on electricity

**Q: Can I plug in 12 volt input products to it? That is does it have 12volt input socket?**
A: No it does not have a 12 volt outlet.

**Q: Como cargarlo?**
A: El trae su propio cargador donde dice que es para cargar conéctelo y Lla y pongalo embio el toma corriente

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent quality , original package
*by M***D on 2 October 2025*

Excellent quality , original package

### ⭐⭐⭐⭐⭐ Incredible power but limited shots
*by Y***7 on 14 November 2024*

It is amazing how such a small thing can deliver such power. It started one 4.7 L V8 twice but could not do it a third time. Yet I bought it specifically for my cars upon return from long vacation, to help the Batteries...it does a very good job, even tested on my 6.6l V12.

### ⭐⭐⭐⭐ ABLE TO START 6L V8 Engine.
*by Z***D on 27 August 2025*

The device is very light, which makes me doubht about its bettery capacity. I jump started my car at 100% and with 1 start it bacame 79%. Other than rhat, that i really liked the device as my car is 6L v8 engine and it was able to start my car easily. If it lasts long, then it is a very good product.

## Frequently Bought Together

- FNNEMGE Car Jump Starter, 4000A Peak 21800mAh 12V Car Battery Starter(Up to 8.0L Gas or 6.5L Diesel Engine), with USB Quick Charge 3.0,LED Light,12V DC Output.
- NOCO GENIUS1, 1A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries
- NEXPEAK NC101 Car Battery Charger, Smart Battery Trickle Charger 12V 6A Automotive Battery Maintainer Desulfator with Temp Compensation for Car Truck Motorcycle Lawn Mower Marine Lead Acid Batteries

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**Shop now:** [https://www.desertcart.sn/products/701406429-car-jump-starter-4000a-peak-21800mah-12v-super-safe-jump](https://www.desertcart.sn/products/701406429-car-jump-starter-4000a-peak-21800mah-12v-super-safe-jump)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-11*