---
product_id: 547653129
title: "S8 Car Battery Jump Starter 3000A - Portable 12V Lithium Jump Box"
brand: "astroai"
price: "S$109"
currency: SGD
in_stock: true
category: "Astro Ai"
url: https://www.desertcart.sg/products/547653129-s8-car-battery-jump-starter-3000a-portable-12v-lithium-jump
store_origin: SG
region: Singapore
---

# 1500A peak current 37WH lithium battery 8 safety protections S8 Car Battery Jump Starter 3000A - Portable 12V Lithium Jump Box

**Brand:** astroai
**Price:** S$109
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your ride, anytime, anywhere — never get stranded again!

## Quick Answers

- **What is this?** S8 Car Battery Jump Starter 3000A - Portable 12V Lithium Jump Box by astroai
- **How much does it cost?** S$109 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/547653129-s8-car-battery-jump-starter-3000a-portable-12v-lithium-jump)

## Best For

- astroai enthusiasts

## Why This Product

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

## Key Features

- • **Smart Boost Mode:** Automatically detects low voltage & unlocks BOOST for dead batteries
- • **Compact Powerhouse:** Lightweight 0.95 lbs & pocket-sized for ultimate portability
- • **Instant Power Surge:** 1500A peak current jump-starts up to 6.0L gas & 3.0L diesel engines in seconds
- • **5-in-1 Adventure Essential:** Jump starter, power bank, & 3-mode LED flashlight for every emergency
- • **Rugged Safety Metal Clamps:** Protects against heat damage, loose ports & battery expansion

## Overview

The AstroAI S8 is a portable 12V lithium jump starter delivering a powerful 1500A peak current, capable of jump-starting gas engines up to 6.0L and diesel engines up to 3.0L. Featuring a 37WH high-rate lithium battery, smart boost mode for dead batteries, and 8 integrated safety protections, it ensures reliable and safe performance. Compact and lightweight at under 1 lb, it doubles as a power bank and LED flashlight, making it an indispensable tool for modern drivers and adventurers.

## Description

Buy AstroAI S8 Car Battery Jump Starter 3000A - Portable 12V Lithium Jump Box | BOOST for Dead Battery, 3 Mode Flashlight, Power Bank & Smart Jumper Cables - for 6.0L Gas and 3.0L Diesel Engine, Yellow: Jump Starters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- FIRST TRY, EVERY TIME - The Astroai S8 car battery jump starter packs a 45C high-rate battery and 3000A peak — starts 6L gas / 3L diesel in seconds. Also this battery jumper starter portable works on all 12V vehicles: cars, pickups, SUVs, even lawnmowers.
- EMERGENCY POWER YOU CAN COUNT ON - The S8 car booster jumper starter will nail it every time, even on dead batteries. Auto-Sense Technology - green light flashes when boost is needed (voltage under 9V). One press, and your car fires right up.
- EASY, PLUG AND PLAY – No complex setup. Connect clamps, press the button, and start your car in seconds – even in critical moments. The manual provides clear step-by-step guidance to help you tackle any roadside issue with confidence.
- NEVER INTRUSIVE, ALWAYS ILLUMINATING – This 0.95-lb jump box (7.9"x4.5"x3.7") with jump cables fits your glove box, trunk, or seat pocket. With 3 lighting modes – steady for the path, strobe for attention, SOS for rescue – it stays quiet until you need it most.
- BUILT FOR ADVENTURE - Just enough of power keeps your phone and tablet charged and your journey rolling through every road trip and campsite with portable battery pack. Focus on the views, the company, and those moments-we've got the battery covered.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C3B27GV7 |
| Amperage | 1500 A |
| Automotive Fit Type | Universal Fit |
| Battery Capacity | 1500 amp_hours |
| Battery Type | Lithium |
| Best Sellers Rank | #116 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Replacement Portable Power Supplies |
| Brand Name | AstroAI |
| Compatible with Vehicle Type | Passenger Car, Motorcycle, Van, ATV, RV, UTV, Truck, Watercraft, Tractor |
| Customer Reviews | 4.5 4.5 out of 5 stars (328) |
| Item Dimensions D x W x H | 4.5"D x 7.9"W x 3.7"H |
| Item Highlight | BOOST for Dead Battery, 3 Mode Flashlight, Power Bank & Smart Jumper Cables - for 6.0L Gas and 3.0L Diesel Engine, Yellow |
| Item Weight | 12.64 ounces |
| Manufacturer | AstroAI |
| Manufacturer Part Number | S8 |
| Model Number | S8 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Peak Output Current | 1500 A |
| Unit Count | 1 Count |
| Voltage | 12 volts |

## Product Details

- **Battery Cell Composition:** Lithium
- **Brand:** AstroAI
- **Product Dimensions:** 4.5"D x 7.9"W x 3.7"H
- **Vehicle Service Type:** Passenger Car, Motorcycle, Van, ATV, RV, UTV, Truck, Watercraft, Tractor
- **Voltage:** 12 volts

## Images

![S8 Car Battery Jump Starter 3000A - Portable 12V Lithium Jump Box - Image 1](https://m.media-amazon.com/images/I/71fm9ESghAL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: What types of batteries can this battery booster start?**
A: It can start 6.0 L gas/3.0 L diesel engines and other 12 V vehicles like motorcycles, cars, SUVs, pickups, or lawnmowers.

**Q: Why can't I get this jump starter fully recharged? Only stuck at a certain battery percentage?**
A: This item is not fulfilled by seller and the battery inside will discharge itself constantly while being stored in the warehouse. Therefore it takes a longer time for the first time you charge this jump starter, which should be at least a few hours.

**Q: How often does it need to recharged?**
A: This product has a maximum standby time of 18 months, but it's best to charge it within 3 months to maintain battery health and extend its lifespan.

**Q: Why did the jump starter fail to jumpstart my truck in winter?**
A: The battery may not perform optimally in extreme cold weather. Please ensure that the jump starter is kept in a warmer place before use.

**Q: How should I use the product?**
A: Please check the manual for more information before using. If you have any questions about the product, our California-based support team will respond.

## Frequently Bought Together

- AstroAI S8 Car Battery Jump Starter, 1500A Peak Car Jumper Starter Battery Pack for Up to 6.0L Gas & 3.0L Diesel Engines, 12V Portable Jump Box with 3 Modes Flashlight and Jumper Cable(Yellow)
- AstroAI Tire Inflator Portable Air Compressor Tire Air Pump for Car Tires - Car Accessories, 12V DC Auto Pump with Digital Pressure Gauge, Emergency LED Light for Bicycle, Balloons, Yellow

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**Shop now:** [https://www.desertcart.sg/products/547653129-s8-car-battery-jump-starter-3000a-portable-12v-lithium-jump](https://www.desertcart.sg/products/547653129-s8-car-battery-jump-starter-3000a-portable-12v-lithium-jump)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-11-01*