This product is great for a classroom environment to display energy topics. Can also be used replace corroded battery chambers on items where batteries have bled due to prolonged exposure. Will require a level of knowledge to replace. Fitting guidelines are not included. Batteries not included.
Important advice for use of battery holders: always check that circuits assembled are wired correctly as short circuits can lead to over-heating of batteries and the holder. Batteries must be inserted correctly. The use of zinc batteries is recommended.
