Bluetooth Speaker Water Bottle

Shell material: plasticOutput power: 3WBattery: 4500mAh lithium battery, 3.7VPlay time: 5 hoursPower mode: USBCharging time: 3.5hWater bottle capacity: 600mlFrequency range: 150HZ- 20KHZBluetooth version: Bluetooth 4.1Function: Bluetooth self-timer, mobile phone holder, water, removable washable lid Show more