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● 1500A PEAK POWER FOR 12V VEHICLES – Built for most gasoline & diesel cars, delivering instant starts even with a dead battery.
● ULTRA-COMPACT 3-IN-1 DESIGN – 460g pocket-size unit with 10000mAh (37Wh) power bank and multi-mode emergency flashlight.
● LONG-LASTING & FAST RECHARGE – 3-hour fast recharge with low standby drain, ready for months of reliable use.
● OEM/ODM JUMP STARTER AVAILABLE – Need custom? Contact our experts for branding, capacity, and sample testing.
● 4500A PEAK POWER FOR 12V VEHICLES – Built for gas & diesel engines, delivering instant starts for cars, SUVs, trucks, and more.
● QC3.0 & USB-C FAST CHARGING – Dual fast-charge outputs power phones, tablets, and devices anytime, anywhere.
● HIGH-CAPACITY & COLD READY – 32000mAh power bank with reliable starts even at -20°C.
● OEM/ODM JUMP STARTER AVAILABLE – Need custom? Contact our experts for branding, fast charging, and sample testing.
● 1200A PEAK POWER FOR GAS ENGINES – Built for up to 3.0L engines, delivering instant starts without delay.
● NO BATTERY, NO PRE-CHARGE – Super capacitor design uses residual power to start instantly — ready in minutes, anytime.
● 10,000+ CYCLE LIFE – Batteryless technology lasts 3× longer than traditional lithium jump starters.
● OEM/ODM JUMP STARTER AVAILABLE – Need custom? Contact our experts for super capacitor solutions and sample testing.
● 2000A PEAK POWER WITH SODIUM-ION – Starts cars, SUVs, motorcycles, and boats with stable performance in all conditions.
● EXTREME TEMP PERFORMANCE – Works reliably from -40°C to 70°C, outperforming lithium and lead-acid in harsh environments.
● PD30W FAST CHARGING & SLIM DESIGN – 13200mAh ultra-slim power bank with fast charging for devices on the go.
● OEM/ODM JUMP STARTER AVAILABLE – Need custom? Contact our experts for sodium-ion solutions and sample testing.
● 1500A PEAK PERFORMANCE – The JS-538 delivers robust 12V starting power, designed to handle dead batteries in seconds, even in challenging conditions.
● PORTABLE 10000mAh BACKUP – More than just a jump starter; it's an everyday power bank with integrated LED emergency lighting for ultimate versatility.
● YOUR CAR JUMP STARTER MANUFACTURING PARTNER – We offer professional ODM/OEM services. Contact our experts now for customized hardware and volume pricing.
● 1500A PEAK POWER FOR 12V VEHICLES – Starts most gasoline & diesel cars instantly, even with a dead battery.
● ULTRA-COMPACT 3-IN-1 DESIGN – 460g pocket-size unit with 10000mAh (37Wh) power bank and emergency flashlight.
● FAST RECHARGE & LONG STANDBY – 3-hour recharge with low power drain, ready for months of use.
● OEM/ODM JUMP STARTER AVAILABLE – Need custom? Contact our experts for branding, capacity, and sample testing.
● 1500A PEAK STARTING POWER – Delivers 1500A peak current for instant 12V engine starts in cars and SUVs, even with a fully dead battery.
● FAST RECHARGE & LONG STANDBY – Fully recharges in 3 hours with ultra-low self-discharge, staying ready for months.
● OEM/ODM CAR JUMP STARTER SOLUTIONS – Looking for custom branding or specific hardware upgrades? Contact our team today to secure your exclusive quotation and sample testing.
● 100W USB-C PD FAST CHARGING – Bi-directional 100W input/output, fully recharges in 1 hour and powers laptops, tablets, and more.
● 3.3" SMART DISPLAY – Real-time battery status, wattage, and operation data for full control during use.
● PRECISION LITHIUM PERFORMANCE – Reliable 12V vehicle starts with advanced protection against surges and fluctuations.
● OEM/ODM JUMP STARTER AVAILABLE – Need custom? Contact our experts for firmware, high-power configs, and bulk pricing.

The JS-557 auto emergency jump starter is a portable 12V battery jump starter you can carry anywhere. Typically, it takes about 30 seconds to 1 minute to jumpstart a 12V battery, depending on the battery’s condition and vehicle type. After connecting the jump starter, wait a few seconds before attempting to start the engine to ensure sufficient power delivery.
Yes — a 24V LiFePO₄ jump starter is widely considered one of the safest and most reliable lithium-based solutions for starting a 24V vehicle battery system, especially in heavy-duty or RV applications.
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