Model Number: YD-SL-20W Brand Name: Yuandong Key Specifications/Special Features: YD-SL-20WDescription1.) Pole body & pole system4M Height, steel, hot-dip galvanized.Resistant to wind: ≥150KM/H2.) Lamp fixtureHigh power LED,20W, Bridgelux, Epistar, Cree3.) Solar modules100W*2PC for 24V lighting, 17% efficiency, poly crystalline silicon. High efficiency.4.) Solar batteries
100Ah/12V*2PC, sealed type, gelled.
5.) Solar controller
20A/24V, PWM type, automatic light and time control
6.) Battery box
High quality steel, engineering plastic
7.) Cable
From controller to solar panel, solar battery, LED lamp
8.) Base foundation bolt
4PC J bolts

Note design based on
11-12hrs/night, 3-4 backup rainy days, average solar radiation 5.0KWH