The moisture meter can quickly measure the moisture content of the grain. 1. Polysilicone: The solar-powered charger is made of high-performance polysilicon battery, with a high conversion rate and high output efficiency. 2. Small attenuation: The portable solar panel has small attenuation, good reliability, long service life, and can adapt to various complex and harsh weather conditions. 3. Efficient charging: 2W solar panels are suitable for any place where you can get sunlight, realizing efficient charging, convenient and safe to use, environmental protection and energy saving. 4. Small and portable: The solar panel charger is small and portable, has a sleek design, is easy to carry and install, easy to operate and won't take much time. 5. Scope of application: Suitable for car batteries, cars, motorhomes, ships, aircraft, satellites, space stations, outdoor agriculture, planting, tourism, solar street lights. . SOLAR PANEL 2W 12V SOLAR BATTERY SOLAR . SOLAR PANEL 2W 12V SOLAR BATTERY SOLAR Specification: Item Type: Solar Panels Material: Polysilicon Power: 2W Operating current: 0 to 166MA Short-circuit current: 220MA Operating Voltage: 12 V Open circuit voltage: 13,5 V DC interface: 5521 List of packages: 1 x Solar Panels . SOLAR PANEL 2W 12V SOLAR BATTERY SOLAR . SOLAR PANEL 2W 12V SOLAR BATTERY SOLAR