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{"title":"Rechargeable Automobile Jump Starters 8000mAh Car Jump Starter Power With Air","imgUrl":"https:\/\/img.chinax.com\/nimg\/38\/a5\/5177482f8090b2519d992fe0133a-200x200-1\/rechargeable_automobile_jump_starters_8000mah_car_jump_starter_power_with_air_compressor_flashlight_lighting.jpg","attrs":{"Brand Name":"CAPTAIN THUNDER","Model Number":"See below spec sheet Model No","Place of Origin":"China","Minimum Order Quantity":"2PCS"}}
600A Peak Current Booster with 20000mAh Battery Pack, Digital Display and LED Safety Light
Product Overview
The DN-21 Portable Car Jump Starter is a high-capacity and versatile emergency power solution designed for drivers who need dependable performance. With a 600A peak current, it provides strong and stable power to start most 12V gasoline vehicles, ensuring quick recovery from battery failures.
Key Specifications
Specification
Details
Model
DN-21
Technical Details
Portable 12V car jump starter
600A peak current for reliable engine starting
Large battery capacity options (16000mAh-30000mAh)
Power bank function for multiple devices
Digital LED battery display
Multi-mode LED emergency lighting
USB output for charging electronics
Type-C input for convenient recharging
Smart jumper cables with safety protection
Slim, modern, and portable design
Accessories Included
1 × Emergency Jump Starter Unit
1 × Smart Jumper Clamp
1 × Air Pump Hose with 3 Nozzle Adapters
1 × USB Charging Cable
1 × Carrying Flannel Storage Bag
1 × Retail Color Box
1 × User Manual
Product Size
200 × 100 × 45 mm
Packing Quantity
10 PCS per carton
Advanced Features
One of its key advantages is the large battery capacity options, ranging from 16000mAh up to 30000mAh, making it suitable not only for jump-starting but also for extended use as a portable power bank. This allows users to charge multiple devices such as smartphones, tablets, and other USB-powered electronics.
The device features a clear digital LED display that shows battery percentage and charging status, giving users full control and visibility. Additionally, the multi-mode LED lighting system—including flashlight, SOS, and strobe—enhances safety during nighttime or emergency situations.
With its sleek, modern design and high-capacity performance, the DN-21 is ideal for daily drivers, long-distance travel, and outdoor applications where reliable power is essential.
Frequently Asked Questions
What vehicles can DN-21 support?
It is suitable for most 12V gasoline vehicles including cars, motorcycles, SUVs, and light trucks.
What makes DN-21 different from other models?
Its high battery capacity (up to 30000mAh) allows longer usage time and more device charging compared to standard jump starters.
Can it charge mobile devices?
Yes. It functions as a power bank and supports charging smartphones, tablets, and other USB devices.
Is it safe to use?
Yes. The smart jumper cables include multiple safety protections such as reverse polarity, overcurrent, and short-circuit protection.
