Its special function is to start the car when it loses electricity or cannot start the car for other reasons. This jump starter support 400A peak current 30000mAh. It has 8 protections for security.
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5A DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 5V 6V 9V 12V 24V XL6019
Aliexpress UK
As a versatile car jump starter power bank, the Joltkon car battery booster jump starter allows switching between 5 using modes and 3 pressure units on the LCD display, plus includes 5 nozzles for any task,and it features a 50cm detachable patented hose for superior reach and flexibility effortless.
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1PCS XL6019 DC-DC Step Up Power Module 3.3V-35V to 5V 6V 9V 12V 24V Boost Converter Adjustable Volt Regulator 5A for Arduino LED
Aliexpress UK
!! BOX OPEN OR DAMAGE!!! The CARHEV 4500A Car Jump Starter Power Pack is a reliable and portable solution for boosting 12V batteries in cars. With a peak amps rating of 4500, this jump starter is suitable for both gas and diesel vehicles. It comes with a carrying case, charging cable, clamps, and a user manual, making it easy to use and convenient to store. Additionally, the LED light and automatic features add to its functionality, making it a versatile tool for any garage or workshop.
eBay
1PCS XL6019 5A DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 5V 6V 9V 12V 24V XL6019
Aliexpress UK
Over current / overload / temperature / out of date protection. Low cost portable power. Highly portable & easy to use. It is your responsibility to ensure you order a compatible battery with a suitable capacity for your application.
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SK150Pro 150W CNC Buck Boost Converter DC Adjustable Volt Regulator Power Supply Constant Voltage&Current Charging Mod DC 7-36V
Aliexpress UK
Features: - Durable and Wear-resistant: Made of ABS fuel-resistant housing and acrylic high transparent lens, sturdy and long-lasting, it is not easily broken and has a long service life. - Multifunctional: It can be used as a car jump starter for 12V cars (engine below 2.0L gasoline), a power bank for mobile phones, MP3, MP4, MP5 and digital cameras, and a flashlight for outdoor activities. - 3 Lighting Modes: There are 3 modes including stable, torch, and strobe for lighting, a necessity for traveling and driving. - Safe and Protective: This car jump starter adopts advanced smart IC technology to provide reverse polarity, overcurrent, overload, overvoltage, and overcharge protection. .
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12v24v to 5vdc 3A converter IP67 waterproof Volt Power Module DC Buck Converter Module Voltage Regulator 3.3V 4.2V 6V 7.5V 9V
Aliexpress UK
PORTABLE POWER BANK - BRPOM Lithium jump starter is integrated with 3 functions. VISIBLE LED DISPLAY - Compared with traditional portable jump starters with indicators only, BRPOM visible portable car jump starter clearly displays all the information you need.
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EU Type LED Digital Display Automatic Voltage Protector Switch 16A 230V Adjustable Power Surge Protection Volt Safe For Home App
Aliexpress UK
The 4500A Jump Starter Power Pack is a powerful 12V battery booster equipped with an LED flashlight for added convenience. This branded product comes with a portable storage bag and smart jump cable, making it ideal for automotive use. With a lithium ion battery cell composition and 4500 Amps of amperage, this jump starter is compact in size at 20.8 x 10.5 x 9.5 cm and lightweight at 770 g, making it easy to carry and use on the go. Perfect for jump starting vehicles, this power pack is a versatile and reliable solution for automotive maintenance. BUY WITH CONFIDENCE, view my feedback for piece of mind at the best price available. Same day despatch where possible. Only 1 available. Thanks for your interest
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TZT 1/5PCS 5A DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 5V 6V 9V 12V 24V XL6019
Aliexpress UK
AIMAPOW A40 8000A Jump Starter with Air Compressor (27000mAh, 12V). With an impressive 8000A peak current and 27000mAh capacity, the A40 can easily start all 12V gasoline vehicles and diesel engines up to 12L.
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12V 24V Car High Power Pure Copper Battery with Clip Cigarette Lighter Female Socket 12V 24V Volt 220W Car Socket Plug
Aliexpress UK