Use
When diving with a wetsuit, the heated vest should be waterproof from at least 50 metres onwards. When diving with a drysuit, the heated vest should at least be waterproof up to 10 metres, in case the drysuit should flood. When using a heated vest while surfing or other water sports, the heated vest should be waterproof up to 10 metres or more. Heated vests that are for land use, should not be immersed.