- Constructed by waterproof 600D high density Nylon material.
- Adjustable shoulder strap and chest belt, suitable for heavy carrying.
- Equipped with a tube with a bite valve to drink, so you don't need to hold it to drink.
- A switch on/off bite valve, convenient for control the flow of water.
- Product properties:
Colour : red
Battary: lithium battery and rechargerable. 550mAH (battery included)
Play time: 4-9hours
line in:configure 3.5mm stereos plugs
power supply:5V/1000mA, AC power adapter.usb
Power rotate connect line
Speaker size :50x50x52mm
1 X Mini USB Multimedia Speaker Music Player
1 X USB Cable
1 x Audio line
1 x String
1 x User manual
Fantasyworld Digital Desert Camo Outdoor Sports Water Bag Backpack TPU Hydration System Bladder Camping Hiking Bicycle Water Bag 3L B07K24L55G