Feature: 1. Solar panels are devices that absorb sunlight and convert it directly or indirectly into electrical energy through photoelectric or photochemical effects. 2. Application range, charging for home lighting and various low‑power devices, solar water pumps, small solar systems, etc. 3. Durable, the material is compressive, not easy to corrode, long service life, and can be used for a long time. 4. Small and portable, solar‑powered glue board, easy to carry and use, to avoid the problem of no electricity. 5. Suitable for small home projects, scientific projects, electronic applications, small DC battery charging or DIY projects with solar power. Specification: Item Type: Solar Panel Material: Polysilicon Weight: Approx. 17g / 0.6oz Product Size: Approx. 75x25mm / 3.0x1.0in Power: 0.2W Working current: 0-50MA Working voltage: 4V Feature: Without power storage function Uses: used for rechargeable batteries, home lighting and various low-power equipment, scientific projects, solar water pumps, small solar systems, etc. Package List: 2 x Solar Panel Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.