•Flexible Design: The 18W 5V flexible panel can be bent, suitable for more installation surfaces. Flexible solar panel offers convenience and wide application possibilities •Dual USB Output: Equipped with dual USB ports, this portable solar panel is easy and convenient to use. •High Transfer Efficiency: This solar panel charger features polycrystalline silicon material, ensuring efficient power conversion •Stable Charger: The DC5521 port of the solar controller charges a 12V lead-acid battery for greater stability. 12V lead-acid battery charging status indicator light: red light is charging, green light fully charged. Connect the DC5521 port between multiple solar panels to achieve parallel increase in output power •Wide compatibility: Built-in voltage regulator circuit, supports high current fast charging. Suitable for various devices such as mobile phones, power banks, 12V batteries, mobile power stations, etc Specification: •Solar cell material: polycrystalline silicon •Solar panel power: 18W •USB output: 5V 2A Max •Solar controller DC output: 12V 1A Max •Working voltage of solar panel: 18V •Open circuit voltage of solar panel: 21.6V •Solar panel packaging material: PET+EVA •Solar panel size: 415 * 340 * 30mm Compatible with: •Universal Package included: •1 x Flexible Solar Panel •1 x 1.5m DC5521 Cable •1 x Car Charger Cable •1 x Alligator Clip •2 x Buckle •4 x Suction Cups •1 x English User Manual