Come and see our amazing products. This sports bluetooth headphones charging case with led power Display shows remaining power in percentage.Charging case presents its battery from 1% to 100%. For the right or the left true wireless earbuds, while the earbud is chariging, the led bars of the earbud will flash, once the earbud are fully charged, the led bars of the earbud have no light flashing.Engineered design for sports. Adjustable and secure fit silicone ear hooks and ergonomic design ensure the sports earbuds stay comfortably firm in place when doing sports, running,other outside activity etc. Pls confirm with us about the packing info, stock color and exact production time before placing your order.