Oxygen Pump Solar Air 3 Gear, 6V 1.5W, Large Volume Low Noise, Built - In Battery - Efficient Oxygen Supply, Dual Power Charging, Ideal for Fish Tanks and Aquariums

Item Type: Oxygen PumpSolar Panel: 6V 1.5WAdapter Input: DC 5V 1ABattery: 3.7V 3600mAH Li ion battery (with built in battery)Pump: 3V DC Air PumpSound: Less Than 60dBAir Volume: 0.5L/min-0.9L/minMaximum Air Volume: 1L/minProduct Working Voltage Range: 3.0V-4.25V.Charging Time: 15H by solar panel in sunlight. 5H by 5V 1A charger.Product Working Mode and Battery Fully Charged Working Time:Position 1: High speed, 24H. Position 2: Low speed, 48H. Position 3: Air pump on for 10 seconds and off for 10 seconds in cycle, 96H. Position 4: OFFCharging Indication: 5pcs indicator light up one by one when charging, if the battery is fully charged, the indicator light is always on. Pumping Indication: 5pcs indicator show the remaining battery power when pumping. When the battery is low, the last LED flashes. Package List：1 x Oxygen Pump1 x Solar Panel1 x Charging Cable1 x Air Tube1 x 3 Way Connector1 x User Manual2 x Air StoneNote:Please use the USB 2.0 adapter charger to charge this product. When the voltage is insufficient, the blue light will turn into a red light and enter a flashing state, which means that the voltage is insufficient. Please charge it in time. Can also supply oxygen while charging.

• [Reliable Operation]: Dual use oxygen pump with lithium battery offers quiet performance and long-lasting oxygen supply, ensuring a peaceful aquarium environment.
• [Advanced Charging]: Features constant voltage and current control with low power alarm, providing safe and stable battery charging via solar panel or adapter.
• [Adjustable Air Volume]: Three-speed settings deliver from 0.5L/min to 1L/min air flow with an intermittent mode for extended working time up to 96 hours.
• [Wide Application]: Perfect for ornamental fish tanks, emergency oxygenation during power outages, and enhancing aquatic oxygen levels effectively.
• [User Friendly]: Includes LED indicators for battery charging and pumping status; solar panel should be placed in bright area for optimal charging efficiency.