You want to know what's contained in the pooltester and how you can use it to check the water quality? You want to calibrate your BD600 and need some help getting started? Our video tutorials will guide you step by step through the use of our Lovibond^® products. Test in the comfort of your own home using our Legionella test or how to insert the batteries in the Scuba II electronic pooltester. We are constantly updating our portfolio of video tutorials, so it's worth visiting regularly!