10W Watt 12V PolyCrystalline Poly Solar Panel with Rear junction box & Metal Border

Specifications: Maximum output power: 10 Watts Operating voltage: 17 V Current: 0.59 A Short circuit current: 0.65 A Open circuit voltage: 21.5 V Size: 346mm * 230 * 17mm Crystal silicon type: polycrystalline silicon Solar cells Number: 36 pcs Front cover glass: Tempered glass Border: stainless steel aluminum Test conditions (AM1.5,1000W / m2,25 ): a. single block solar panels was for 12v battery charging. b. 24v battery charging, two solar panels can be connected in series. c. charging the phone, in the middle need to add step-down module. Junction Box: Electric panel produce current was direct current, the back of electric panel have a black junction boxes, "positive and negative" pole binding posts. Binding posts with fastening screw for securing the output wires. Package included: 1 x PolyCrystalline Cells Solar Panel