<p>1. Easy maintenance.</p> <p>2. Light weight and high efficiency</p> <p>3. Easy to install and easy to install.</p> <p>4. Wide range of applications (outdoor, mountain, grassland and other power generation, charging, portable emergency charging)</p> <p>Solar Panel:</p> <p>Name: 30W Solar Panel</p> <p>Tolerance: +\/-5%</p> <p>SLA Battery Voltage: 12V</p> <p>Type of Solar Cell: Monocrystalline</p> <p>Open Circuit Voltage(Voc): 12V</p> <p>Maximum Ystem Voltage: 12V</p> <p>Temperate Coefficient of : (010+\/- 0.01 ) %\/C</p> <p>Temperate Coefficient of Voc: - (0.38 +\/-0.01 ) %\/C</p> <p>Temperate Coefficient of Power Voc: -0.47%\/C</p> <p>Temperature Range: -40 Celsius to +80 Celsius</p> <p>40A Controller:</p> <p>Rated Voltage: 12V\/24V</p> <p>Rated Current: 40A</p> <p>Max.PV Voltage: 50V</p> <p>Max.PV Input Power: 650W(12v) 1300W( 240v)</p> <p>colour:Black</p> <p>Material:Monocrystalline silicon</p> <p>size:420 x 270 x 15mm</p> <p>Package Contents:</p> <p>1 x Solar Panel with Battery Clip</p> <p>1 x 40A Controller</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>