4cm diameter

Protect the environment and the health of your family

Provides 6-hour continuous use after a full charge

It has many multifunction pockets to hold a mobile phone

[Slim Waist Bag] With the super elastic material

Portable Power Battery Pump sport 4cm diameterFEATURES [2. 2 GPM Flow Rate] : Enjoy efficient fluid transfer with a high flow rate of 2. 2 gallons per minute, saving time in fueling or water transfer tasks. [Battery Powered] : Operates on battery power for portability and ease of use, eliminating the need for manual pumping or external power sources. [3 FT Long Hose] : Comes with a 3 foot long hose, providing ample reach for various transfer tasks without needing additional equipment. [Multi