While we will declare lower price and mark as a sample. We are a professional R & D, sales, production of batteries and electric bicycle modified company, We are located in Shenzhen, China. In addition to existing products, we can also customize a variety of batteries according to customer needs.Our batteries have been applied to electric bicycles, solar lights, robots, medical instrument and other energy storage instrument. If you have any problems, we are willing to help you. We will do our best to resolve your problems asap. The item "24V24AH EBIKE Lithium LiFePO4 Battery Charger BMS Electric Wheelchairs Scooters" is in sale since Tuesday, December 1, 2020. This item is in the category "Consumer Electronics\Multipurpose Batteries & Power\Rechargeable Batteries".pathfinder" and is located in SHENZHEN. This item can be shipped worldwide.