Used water pump Technical Specifications: Dimensions: Length 7 cm × Width 4.5 cm × Height 12 cm Weight: 20 grams Power: 2000 mAh Airflow: 3 liters/minute Charging time: 4 hours Pump battery life: 2 hours Oxygen battery life: 8 hours Light battery life: 2 hours Lightweight and equipped with a clip and hook for easy attachment. USB charging port for easy battery recharging Unfortunately, no charger cable is included ❌ WhatsApp communication only for serious buyers (phone number appears when you press the contact button) ❌ For sale as a complete set only