Solar Panel Features: 1. Made of high-quality materials, environmentally friendly, durable and delicate. It has a high conversion rate. 2. Dual-output solar panels with USB interface to meet any of your requirements. 3. Environmental protection and pollution-free, realizing the conversion of solar energy to electric energy 4. It has a wide range of applications and can be used in many places, such as automobiles and small household appliances. 5. A solar panel is a device that directly or indirectly converts solar radiation into electrical energy by absorbing sunlight. Compared with ordinary batteries and rechargeable batteries, solar panels are more energy-efficient and more environmentally friendly. Specification: Name: Flexible Solar Panel Material: Polysilicon Solar panel voltage: DC12-18V Single Solar panel power: 150W USB output: 5V Number of USB ports: 2 Size: 43 * 20cm Color: as show Controller Features: 1. When using the solar controller to charge the battery, the controller will automatically check the voltage. 2. When transferring positive and negative charges to the controller, do not reverse. 3. Connect the solar panel to the solar controller. System connection: 1. Connect the battery to the charge regulator-plus and minus. 2. Connect the photovoltaic module to the regulator-plus and minus. 3. Connect the consumer to the charge regulator-plus and minus. Note: Strictly comply with solar panels and solar controllers. Otherwise, the solar controller may be damaged. Specification: Name: Solar Controller Material: PVC Voltage: 12V/24V automatic identification Rated charging current: 60A Rated discharge current: 20A The highest photovoltaic voltage: 12V system25V/24V system50V USB output: 2 USB outputs, maximum 5V/2A Standby current: <10mA Working temperature: -35~+60 Certification: CE RoHS Size: 180 * 90 * 45mm Color: as show Packing Included:(as you choose) 1 X Solar Panel 2 X Alligator Clip 1 X Car Charger 4 X Accessories Note: 1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. 2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.