--Digital display: adopts digital display design, which is convenient for you to read the power and charge in time. --waterproof, you can order with confidence. --Rechargeable and Portable: built-in battery, which can be used for a long time after being fully charged, and the charging case can be us..
--Digital display: adopts digital display design, which is convenient for you to read the power and charge in time. --waterproof, you can order with confidence. --Rechargeable and Portable: built-in battery, which can be used for a long time after being fully charged, and the charging case can be us..