(Features) 1. Uses a large 10W solar panel that generates power even in cloudy skies. Uses a large LCD panel with large power output. Built-in 2.12V battery(12V Getter Pack) The getter pack is charged, so you can rest assured even at night or on rainy days. The battery alone can run about 14 days. 3. Includes an inspection button that allows you to see the charging status at a glance. Check button to indicate battery status with lamp. ★Lighting: Good; Flashing: Low charging; Off light: Battery inspection; Specifications: Dimensions: Power supply: DC 12 V (built-in getter pack 12V); Wire length: 1 tier: 1 tier: Approx. 3,300 m; Wire length: Approx. 2 levels: Approx. 43.6 ft (1,650 m); Wire length: 3 tiers approx. approx. : 4 Tiers Case: Circumference: Approx. 28.2 ft (825 m), Wire Length: 5 Tiers, Circumference: Approx. 162.0 ft (660 m), Maximum Output: 9,500 V; Product Size: Approx. 21.3 inches (540 mm) x Width: Approx. 13.8 inches (350 mm) x Depth: Approx. 10.4 inches (263 kg).