It contains 1500mah rechargeable lithium battery with long standby time and low power consumption. Rich foam, soft and skin-friendly, non-irritating, perfect for your home, bathroom, kitchen, coffee bar, office, school, hotel with restaurant. Note: Size: Because the size is measured by hand, there may be a 1-2cm error. Please understand that. Color: Due to the different display effects of the monitor, there may be slight errors in the color of the product, please understand. Penguin Bubble Wash Weight: 269g Product Dimensions:103*116.97*175.81mm Texture of material: ABS+PP+Silicone The rated voltage: DC5V- Rated power: 2.5W Charging Current: 520mA Battery Capacity: 400mL Delivery Quantity: 1 Piece Product color: blue