The Agri. 20 km energizers can be powered with a battery or by mains, making them handy and adaptable depending on your needs. 

Features: 
• Powers up to 20 km of fence (optimal conditions)
• Robust weather resistant system
• Battery charge state indicator
• Energizer overload indicator
• Day/night sensor
• Powered by battery or mains power adaptor (both sold separately)
• Adaptable mounting options (wall, fence wire or wooden post)
• Lightning protection
• Many programmable options via the LCD handheld remote – (optional accessory) including adjustment of fence voltage and pulse rate, independent day/night setting, battery voltage reporting and fence performance monitoring
Specifications

Output energy max 2J (stored energy 3.3J)
Power source: Battery 12 Vdc, Battery and solar or an external power supply 220 AC to 12 Vdc
Weather proof housing : IP 65
Dimensions: H190 X W115 X D76 mm