EASY to install, highly EFFECTIVE for deterring and repelling snakes. Each repeller is EFFECTIVE in a 30 METRE diameter! An average suburban house block would need just TWO. Larger areas can be installed at up to 30 METRE intervals. It’s as SIMPLE as inserting the snake repellers into the ground. NEW water and fade and haze resistant solar panel. NEW long life (2 year) nickel ion battery. NEW anodised soil mineral resistant stem with waterproofing O ring. The SOLAR powered replaceable internal battery when fully charged can last up to 3 DAYS in cloudy weather! They’re tough, unobtrusive, durable and WEATHER resistant, and blend in with the vegetation. 12 months return and replacement warranty.