Specifications Name: Electric fence charger Input voltage: DC12V Input current:2A Working current: 100-700mA Output voltage: peak 10KV Pulse interval: 1.3S Pulse duration:0.1S Energy storage: 2J Output energy: 1.5J Maximum transmission distance: 20KM Optimal load distance: within 10KM Size: 9 * 16 * 6.5cm ≈ 3.54 × 6.30 × 2.56 inches Describe The optimal range of the electric fence charger can reach up to 10 kilometers, suitable for large areas of land and livestock 2. The electric fence charger is portable and can be powered by alternating current and batteries, making it suitable for use in remote areas without electricity 3. The electric fence booster has a high-power output of 2J, which is very suitable for livestock such as cows and horses 4. The electric fence booster has an alarm function. If the fence malfunctions, it will remind you and help ensure the safety of your livestock 5. The fence charger adopts a waterproof design, suitable for use in humid environments, and ensures that it can continue to work even on rainy days Product list 1 * Electric fence charger