50 W solar panel for solar power (12 v) (solar panel / solar panel) specifications; Product Name: Single crystal solar panel 50 W; Brand Name: SN Solar Technology Co., Ltd. Maximum Output: 50 W; Operating Voltage: 18 V; Working Current: 2.7 A; Open Voltage: 21 V; Short Circuit Current: 2.9 A; Frame: Aluminum alloy; Size: 680 x 570 x 570 x 570 x 570 x 570 x 570 1.8 inches (45 mm); Weight: : 5 Kg, Waterproof, Splashproof, Rainproof, Solar Power Charge Controller 12A Specifications, Product Name: Charge Controller 12A, Function: 12 V and 24 V Automatic Recognition, Prevention Function: Overcharge Prevention Function, Overdischarge Prevention Function, Backflow Prevention Function, Voltage Protection, Compatible Panels: 12 V (up to 144 W), 24 V (up to 288 W) Compatible) 00 x 60 Weight: 7.1 oz (200 g); Waterproof, not splashproof.