DESCRIPTION: Condition: 100% New Colour: As the picture shown Features: Universal solar power supply, fashion oxygen pump. Oxygen is easier to be out, fine workmanship, not easy to break. Low noise design is safe and practical for fish. High-performance, this air pump is ideal for small and medium-sized fish tank. Description: Type: Solar Powered Air Pump Color: Black Material: Plastic. Size: About 21.5x17.5x7cm. Solar panels: 6V/ 2.5w. Battery: 3.7v /1800mAh lithium battery. Rated voltage of air pump: 3.5v. Maximum air pump current:450MA. Air pump sound: 50dB. Minimum flow rate: 1L/min. Operating voltage range: 3.0v-4.25v. Maximum working current: 450MA. Discharge protection voltage: 3.0v. Charging protection voltage: 4.25v. Working hours: about 22 hours. Working mode: A: continuous high-power oxygen pumping mode (green indicator light on); B: continuous low-power oxygen pumping mode (blue indicator light on); C: continuous low-power oxygen pumping mode (blue indicator light on). Package Included: 1X Air Pump