... plastic and aluminium 4.power supply:4*AA batteries Battery Operated Snake Repeller AN-A311 Material: durable plastic and corrosion ... the area; most snakes will retreat almost immediately. Applicability:Battery Operated Snake Repeller:suitable for garden,yard,farms,orchard, rice field ... repel them away from the irradiated area.2. The Battery Operated Snake Repeller power is supplied by 4*AA batteries,3 ...