1、Advanced Technology: New hydroxyl water ion purification technology, uses water as material, safe and no harm, no chemical additives. 2、Usage: Provides your washing machine a deep cleaning, prevents odor, avoids scale accumulation, suitable for various washing machine models. 3、IPX7 Waterproof: This washing machine purifier is made of waterproof silica gel, no water leakage, a safer way to take care of the health of children and family members. 4、USB Charging Design: 4400mah large capacity battery, long lasting battery life, cordless design, more convenient and easy to operate. 5、Compact and Portable: This washing machine purifier can be carried at home, on business trips, or during travel, which can protect your health at all times. 1 x USB Washing Machine Purifier1 x Power Cord1 x Charging Base Item Type: USB Washing Machine PurifierMaterial: Silica gelWeight: Approx. 470g/ 16.6ozVoltage: 5VCurrent: 1.3APower: 8WBattery: Polymer Lithium Battery 4400mAh (included)Waterproof Class: IPX7