Car Jump Starter Power Bank Adapter for Makita 18V Batteries

Main Description

This Car Jump Starter Power Bank Adapter is designed to turn Makita 18V batteries into a practical companion for your vehicle. By using your existing Makita 18V (BL1850, BL1860, BL1840, BL1830, BL1820, BL1815, and similar) batteries, you can jump-start a 12V car battery without carrying a separate jump pack. It’s especially convenient for tradespeople and DIY enthusiasts who already rely on Makita tools on the job or at the roadside.

The adapter features a pure copper connector for enhanced conductivity and safer operation, plus insulated grips on the jumper cables to reduce the risk of electric shock. It’s a straightforward, safe way to get back on the road when a 12V battery is stubbornly dead. Follow the indicator lights to know exactly what’s happening with the battery and the jump-start process, and remove the battery from the adapter after use to preserve longevity.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. At intercyprus.com since 2002 — trusted for quality and reliability.

Benefits & Tips

• Quick readiness: connect an 18V/20V Makita battery to the adapter, observe the green light, then connect to the car’s 12V terminals to start the engine.
• Safe operation: copper adapter improves current flow and safety, while insulated jumper grips help prevent shocks during attachment.
• Smart indicators: use the green flashing light to monitor charging, green steady light to confirm the car can start, red flashing to know the battery is low, and red+green together to indicate reversed polarity—disconnect and correct wiring before retrying.

Product Specifications

• Compatible with Makita 18V batteries (BL1850, BL1860, BL1840, BL1830, BL1820, BL1815, etc.).
• Supports 18V/20V batteries for jump-starting 12V car batteries.
• Connection: pure copper adapter section for improved conductivity and safety.
• Jumper cables feature insulating grips to prevent electric shock.
• Indicator lights:
  • Green flashing: charging in progress.
  • Green steady: car can start.
  • Red flashing: battery level is low—replace the battery.
  • Red and green both on: connect the positive and negative terminals backwards.
• Important usage: only applies to cars with 12V batteries.

Package includes:

• 1 x Car Jump Starter Power Bank Adapter for Makita 18V Batteries

Warnings / Reminders

• For 12V car batteries only.
• Connect the Makita 18V/20V battery to the adapter, then attach to the car’s 12V terminals with correct polarity.
• If the starter light turns green, start the car (or wait 3–5 minutes for charging before attempting).
• After use, remove the Makita battery from the adapter and allow the engine to run for a few minutes to stabilize the charge.
• Red light flashing means the battery is low and should be replaced.
• Red and green lights on together indicate incorrect polarity—disconnect and reconnect correctly.
• Always handle with dry hands and in a dry environment; do not use if components appear damaged.