MECOME 1.5/3/3.5W Fish Tank Air Pump USB Rechargeable Low Noise Fish Tank Aerator Portable Lithium Battery Aquarium Oxygen Pump For Outdoor Fishing/Aquarium

Power cord: USB cable. Battery Capacity: 1800/2600/4000MAH. Material: ABS. Rotational Speed: 6800R/MIN. Power: 1.5/3/3.5W. Battery Capacity: 1800/2600/4000MAH. Size: 117.5/12.58/13.88.5cm(4.332.95/4.923.15/5.433.35in). Power: 1.5/3/3.5W. Material: ABS. Power cord: USB cable. Rotational Speed: 6800R/MIN. Fish tank oxygen pumps manage to increase clean oxygen in the fish tank. This pump is supported with a rechargeable battery in order to provide oxygen during power supply off. Features: 1. Good design with light touch switch and high performance with microcomputer controlling technology. 2. Working voltage is wider from 150v-240v, and general use with 50/60hz. 3. Intelligent With battery charge and discharge protection, prolong the server life of the battery, no more overcharge over discharge damage. 4. Overcurrent protection Power lost memory. YE-LD10 Upgraded: 1 output-72 Hours. 1.5 W with 1 x 1.5L M Air Output. 1800 mAH. YE-LD20 Upgraded: 2 output-56 Hours. 3 W with 2 x 1.5L M