Caravan & Trailer Brake & Light Tester

Based Australia, we are dedicated to helping you with any questions or concerns, whether you're already a customer or thinking about joining us in the future. If you encounter any issues, please don’t hesitate to contact us—we're committed to resolving them as swiftly as we can.


We are currently using eBay for selling our product

but if there is not a eBay listing available 

https://www.ebay.com.au/usr/stellagrid

please contact us for purchase details. 

Choice to suit Your
Caravan / Trailer ^^

7 Pin Large Round Socket w/LEDs

Adapter & 12 Pin Flat Socket^

Built-in Battery & Charger Model 

External battery attachment Models*

^Comes with an adapter from 7 pin large round to 12 pin flat socket for your convenience.

#You can also purchase or seek yourself from local automotives adapters to simply plug in to the tester box to change from one type to another, such as 7 pin round to a 7 pin flat, etc.


*External battery attachment instead of the built-in battery is for those who have an existing cordless tool such as Ryobi, Makita, Milwaukee, DeWalt, Bosch 18v/20v.

You can choose which one to suit your existing tools which makes the Tester box lighter, cheaper and no need for extra battery to charge, etc.

^^ Pictures for illustration purposes only and product may from time to time have improvements and may look different from what is shown here. The external battery attachment tester units do have a different fitting and colour but still with a black box and where possible we will try to provide pictures on the sales page.


We are currently using eBay for selling our product

but if there is not a eBay listing available 

https://www.ebay.com.au/usr/stellagrid

please contact us for purchase details.