Feature: 1. Air pump is small in size, light in weight, very convenient to carry and use, and simple to install. 2. Solar air pump is made of high quality materials, environmentally friendly, shock resistant and waterproof. 3. There are 3 different working modes for adjustment, high gear, low gear, low gear for 10 seconds and 10 seconds off. The correct working mode can be selected according to different needs. 4. Solar pump uses solar panels to absorb sunlight and then converts the solar energy into electricity. It is an energy saving and environmentally friendly product. 5. Widely used in various aquariums, fish tanks, swimming pools, pond, especially suitable for adding oxygen to increase oxygen in emergency supply. Specification: Item Type: Solar Pond Pump Material: ABS, Silicone Battery Type: Lithium Battery (Delivered With Inbuilt Battery) Battery Model: 18650 Battery Capacity: 3600mAh Solar Voltage: 6v / 1.5 W Solar Current: 420mA Air Pump Type: DC Micro Air Pump Air Pump Rated Voltage: 3.0v Air Pump Maximum Current: 450mA Air Pump Shower Sound: 60db Air Pump Minimum Airflow: 0.5l/ Min Weight: Approx. 636g / 22.4oz. Package List: 1 x Body1 x Solar Panel1 x Tube1 x Adapter Tube2 x Aerator Head1 x USB Cable1 x English User Manual Note: Shipped with inbuilt battery.