Battery Watering Technologies is a world-leading provider of products and accessories for motive power and golf car batteries. The low profile valve offers a protected float with a visible eye indicator to let you know when the battery needs to be watered. The hydrometer port on the valve allows readings to be taken without removing the valve from the battery, making battery maintenance clean and safe. With one connection to a water source, batteries can be watered in seconds. Excellence in engineering, combined with a passion for quality, has made BWT the most trusted brand in the marketplace today.