Please read before using our calculators
Last updated: April 2026
⚡ These calculators are provided as free reference guides only. They do not constitute professional electrical, engineering or design advice. All electrical installation work must be carried out by a licensed electrician in accordance with applicable Australian Standards and local regulations.
The lighting calculators and tools provided on LightTools (lighttools.com.au) — including the LED Strip Driver Calculator, LED Strip Light Selector, Lux Calculator and Garden Lighting Calculator — are intended as general guidance tools to assist with preliminary planning and estimation only.
While every effort has been made to ensure the accuracy of the formulas, reference data and recommendations presented, we make no warranty, express or implied, as to the accuracy, completeness, reliability or suitability of any information produced by these tools for any particular purpose.
Results produced by these calculators are mathematical estimates based on the inputs you provide and standard industry assumptions. Actual real-world performance will vary depending on factors including but not limited to: product tolerances, cable and connector quality, ambient temperature, installation conditions, component aging and variations between manufacturers.
To the fullest extent permitted by law, we exclude all liability for:
These tools are provided "as is" and "as available" without any guarantee of fitness for a particular purpose.
In Australia, electrical installation work — including the connection of lighting drivers, transformers, garden lighting circuits, mains-voltage outdoor fittings and any fixed wiring — must be carried out by a licensed electrician in accordance with:
The voltage drop, cable sizing, driver sizing and garden lighting calculations provided by these tools are for planning and estimation purposes. They do not replace a formal electrical design, site inspection or compliance assessment by a qualified professional.
Pool and spa electrical installations carry additional safety requirements. Never undertake pool or spa electrical work without a licensed electrician.
Lux calculations, glare risk assessments and utilisation factors provided by the Lux Calculator are indicative estimates only. Accurate lighting design for commercial, healthcare, educational or other regulated environments requires:
The glare risk guide provided is a practical indicator only and does not constitute a formal UGR (Unified Glare Rating) calculation.
This website generates search links to products on Amazon Australia, Amazon.com and Google Shopping as a convenience to users. We participate in the Amazon Associates affiliate program, which means we may earn a small commission if you purchase a product through one of our links, at no additional cost to you.
Product links are generated automatically based on your calculator inputs and are not endorsements of any specific product or brand. We have not tested, verified or taken responsibility for the quality, safety, compliance or suitability of any product found through these links. Always verify that any product you purchase meets Australian standards and is appropriate for your specific application.
We are not responsible for the content, pricing, availability or accuracy of information on any third-party website, including Amazon or Google Shopping.
Use of these tools does not create any professional, contractual or advisory relationship between you and us. The information provided is general in nature and does not take into account your specific circumstances, site conditions or project requirements.
If you are unsure about any aspect of your lighting installation, we strongly encourage you to consult a licensed electrician or qualified lighting designer before proceeding.
The content, layout, code and tools on this website are our intellectual property. You may use the calculators freely for personal and commercial planning purposes, but you may not reproduce, redistribute or republish the tools or their underlying code without written permission.
We reserve the right to update or amend this disclaimer at any time without notice. Continued use of the tools following any changes constitutes your acceptance of the updated terms. The date at the top of this page indicates when the disclaimer was last revised.
LightTools is designed and maintained in Australia. All calculations, standards references, cable sizing, voltage drop thresholds and regulatory guidance are based on Australian standards and practices, including AS/NZS 3000 (Wiring Rules), AS/NZS 1680 and other applicable Australian Standards.
If you are accessing these tools from outside Australia, please be aware that electrical regulations, wiring standards, cable sizing conventions and safety requirements vary significantly between countries. Results produced by these calculators may not be appropriate, accurate or compliant for use in your jurisdiction.
In particular, users in the following regions should take note:
International users are solely responsible for verifying that any calculations, cable sizes, driver ratings or wiring layouts produced by these tools comply with their local electrical codes, standards and regulations before use. We accept no liability for any loss, damage or non-compliance arising from use of these tools outside Australia.
These terms are governed by the laws of the state of Victoria, Australia. By using this website, users in all jurisdictions agree that any disputes arising from the use of this website shall be subject to the exclusive jurisdiction of the Australian courts, to the fullest extent permitted by applicable law.
If you have questions about these terms or notice an error in any of our calculators, please reach out — we're always happy to improve the tools. You can contact us via the About page.