Portable and easy to clean: the water bottle features a measuring scale, is BPA-free, lightweight, and simple to clean. Add neutral detergent and warm water, press the switch, and allow the electric shaker to clean itself. Hands-free and easy to operate: equipped with an electric mixing design, no blending ball required. Simply press the button once and wait 30 seconds for complete mixing. The high-power motor ensures protein powder and liquid are thoroughly blended, eliminating clumps and residue. Enjoy a smooth, silky texture that is easier for the body to absorb, supporting fitness goals. For best results, add water before adding protein powder. Charges in 2 hours and lasts up to 1 month: the protein shaker bottle features efficient USB charging. A full charge takes approximately 2 hours and provides smooth operation for up to 1 month (based on usage of 3 times per week). When battery level drops below 10%, an indicator light will alert you to recharge. Ideal fitness gift: featuring innovative design, modern appearance, and powerful performance, this shaker bottle is tested and valued by athletes worldwide. A great choice for gifting to loved ones, colleagues, or yourself. What's included: 1 electric shaker bottle, 1 USB charging cable, 1 drawstring storage bag, and 1 protective color box. Product details: - 1 x Shaker Bottle - 1 x USB Cable - Material: Plastic - Capacity: 450ml - Battery capacity: 600mAh - Charging time: 2 hours - Usage time: Up to 1 month (based on 3 uses per week) - Power source: USB