We are updating the manual and it is expected to be uploaded soon. If you have any questions about the product, please contact our after-sales staff first. We are very sorry for this.

Light sensors are a type of photodetector (also called photosensors) that detect light. Different types of light sensors can be used to measure illuminance, respond to changes in the amount of light ...

The human visual system operates over a very wide range of light levels as the lighting conditions change ... particularly when the frequency of the flickering background is increased from 1.2 Hz to 9 ...

The Godox TL30 RGB LED Tube Light 4-Light Kit is a lightweight LED light with a compact tube shape. Featuring a 2700-6300K colour temperature, and for accurate colour temperature this kit features an ...

The International Regulations for Preventing Collisions at Sea (COLREGs) not only prescribe the actions of each vessel in all states of visibility, they also stipulate the lights that should be fitted ...

The Godox TP4R KNOWLED Pixel RGB LED Tube Light (4', 4-Light Kit) provides a fun and efficient option for both video and photo lighting applications. The Godox TP 4R features millions of colours to ...

We use cookies on your device to help us provide a more reliable service, show you relevant adverts and create more shows you might like. Find out more atchannel4.com ...

Create an emergency kit filled with essentials for your home, car and when you're on the move. This page is available in Welsh (Cymraeg). Having the right kit is essential in an emergency. Here's what ...

Copyright © 2024 BBC. The BBC is not responsible for the content of external sites. Read about our approach to external linking.

Can you afford to be a foster carer? Money Box looks at the costs involved in fostering children. The incredible story of a lobsterman at sea Mathematician Hannah Fry tells the story of a man lost ...