Function: 1. Dual female USB ports support charging your device via USB charging cable. 2. Just place the panel in the sun and use it to charge your MP3, cell phone or other devices. 3. High photoelectric conversion rate, good output efficiency and wide application possibilities. 4. Suitable for cars, RVs, ships, airplanes, satellites, space stations, solar street lights, etc. 5. Lightweight, easy to carry, designed for mountain climbing, hiking, camping, traveling, etc. Specification: Item Type: Solar Panel Kit Material: monocrystalline silicon Weight: approx. 898 g / 31.7 oz Product Size: Approx. 54 x 28 cm / 21.3 x 11.0 inch Controller Size: Approx. 13.3 x 7 x 3.5cm / 5.2 x 2.8 x 1.4in Maximum power (PMAX): 100 W Open circuit voltage (VOC): 20 V Maximum supply voltage (VMPP): 18V Short circuit current (ISC): 1.5 A Maximum power current (IMPP): 1.38 A Output: USB 5V DC 18V Standard Test Conditions: AM 1.5 Irradiance 1000W/m2 Temperature 25 Controller parameters: Rated voltage: 12V 24V automatic Rated current: 10A Battery suitable for controller: for OPEN AGM GEL Feature: Without energy storage function Scope of application: car batteries, cars, RVs, ships, aircraft, satellites, space stations, outdoor breeding, planting, tourism, solar street lighting. Package List: 1 x Solar Panel 1 x Charging Cable 1 x Battery Clip 4 x suction cup 2 x clip 1 x connecting line 1 x Controller 2 x Chinese and English textbook