20000mAh Car Jump Starter with 150PSI Air Compressor

Key features

This compact 20000mAh jump starter combines a high‑current starter and a professional air compressor so you can tackle roadside glitches without extra kit. It delivers a 1200A peak current for rapid starts of 12V engines, supports petrol units up to 4.0L and diesel up to 2.0L, and includes a bright LED lamp for visibility during night rescues. The first paragraph includes the long‑tail keyword 12V portable battery booster pack to help search relevance while stating the main use and advantage.

Technical details

• Name: JC11 Jump Starter
• Capacity: 20000mAh
• Type: 12V portable battery booster pack
• Power: 1200A peak current
• Pressure: 150PSI
• Colour: aluminium alloy

Benefits

The unit is designed for everyday drivers who want a single device for starting, inflating and charging. The digital tyre inflator offers five preset modes and automatic shut‑off to avoid over‑inflation, and dual USB outputs enable quick charging of mobile devices. Several safety measures are built in, including reverse polarity protection and spark‑proof clamps, which add reassurance when you need them most.

How to use it

Charge fully before first use and keep the pack topped up by recharging every three months according to the manual. For inflation, select the preset mode that matches your tyre or equipment then monitor the digital readout. It’s a good fit if you value a compact emergency kit that covers jump starts, tyre inflation and device charging in one unit.

What’s included

You get the JC11 jump starter, a 12V jumper cable, USB‑C charging cable, air pump hose, three inflation nozzles and a user manual. A practical note, according to the manufacturer: do not charge and discharge simultaneously to preserve battery life. The aluminium housing and honeycomb cooling help durability in varied UK weather, although extremely low temperatures may still affect performance. 🚗🔋🔧