Item Type: Solar Panel Kit Material: Monocrystalline Weight: Approx. 1150g / 40.6oz Product Size: Approx. 36x33cm / 14.2x13.0in Controller Product Size: Approx. 13.3x7x3.5cm / 5.2x2.8x1.4in Maximum Power (PMAX): 25W x 2 Open Circuit Voltage (VOC): 20V Maximum Power Voltage (VMPP): 18V Short Circuit Current (ISC): 2.6A Maximum Power Current (IMPP): 2.23A Output: DC18V USB 5V Standard Test Conditions: AM=1.5 Irradiance=1000W/ Temperature=25 Controller Parameters: Rated Voltage: 12V 24V Automatic Rated Current: 50A Only Suitable Batteries: For OPEN AGM GEL Feature: Without power storage function Scope of Application: Car batteries, automobiles, RVs, ships, airplanes, satellites, space stations, outdoor breeding, planting, tourism, solar street lights. Package List 2 x Solar Panel 1 x 1-to-10 USB Cable 1 x 1-to-2 Cable 1 x Connecting Cable 8 x Suction Cup 2 x Buckle 1 x Adapter Cable 1 x Battery Clip 1 x Controller 2 x Chinese and English Manual 1. Please allow 0& 8209;1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1Solar panel controller set, small and portable, suitable for climbing, hiking, camping, traveling, etc. 2Widely used to charge MP3 players, mobile phones, or other controlled devices. 3With dual female USB ports, you can easily charge device through the USB charging cable. 4Perfect for automobile, ship, airplane, satellites, space station, outdoor breeding, planting, tourism, solar lamp. 5High conversion rate, good output efficiency, low light efficiency, light weight, easy to carry.