Features: 1.Environmental protection, free from the power of the sun, take the green road. 2.High conversion efficiency, our polysilicon efficiency can reach 17%. 3.Widely used, suitable for security cameras, laptops, car batteries, automobiles, RVs, ships, airplanes, satellites, space stations, outdoor farming, planting, tourism, solar street lights, etc. 4.Flexible solar panel with a maximum bendable 30 degree arc. 5.Short circuit and surge protection technology keeps you and your equipment safe. Specification: Features:_x000D_ _x000D_ Environmental protection, free from the power of the sun, take the green road. _x000D_ High conversion efficiency, our polysilicon efficiency can reach 17%. _x000D_ Light and thin, easy to use and carry. _x000D_ Widely used, suitable for security cameras, laptops, car batteries, automobiles, RVs, ships, airplanes, satellites, space stations, outdoor farming, planting, tourism, solar street lights, etc. _x000D_ The charging temperature is -20-70 degrees Celsius. _x000D_ Flexible solar panel with a maximum bendable 30 degree arc. _x000D_ Short circuit and surge protection technology keeps you and your equipment safe. _x000D_ It is durable, waterproof and has a long life. _x000D_ _x000D_ Controller:_x000D_ 1. Use industrial grade master chip._x000D_ 2. Large-screen LCD display, adjustable charging and discharging parameters, with power-off memory function._x000D_ 3. Complete 3-stage PWM charge management._x000D_ 4. Built-in overcurrent, short circuit protection, open circuit protection, reverse connection protection, all self-recovery type, does not damage the controller._x000D_ 5. Dual USB output, maximum current up to 25A. Support for iOS mobile phone charging._x000D_ 6. Double MOS anti-backflow circuit, ultra low heat._x000D_ _x000D_ Specifications:_x000D_ Condition: Brand New_x000D_ Material: ABS_x000D_ Maximum power (Pmax): 20w_x000D_ Maximum power voltage (Vmp): 18v_x000D_ Maximum power current (Imp): 1.3A_x000D_ STC (standard test conditions): 1000W / square meter, AM = 1.5, 25 C_x000D_ Maximum system voltage: 1000V_x000D_ Output: USB 5V and DC 18V_x000D_ System voltage: 12V/24V adaptive_x000D_ Rated charging current: 10A_x000D_ Rated discharge current: 10A_x000D_ Maximum PV voltage: up to 23V for 12V batteries. At 24V, the maximum is 46V._x000D_ Floating charge voltage: adjustable at 13.7V_x000D_ Discharge cut-off voltage: 10.7V adjustable_x000D_ Discharge recovery voltage: 12.6V adjustable_x000D_ Charging recovery voltage: 13V_x000D_ USB output: 2 USB outputs, 5V/2.5A maximum_x000D_ Standby current: