Features: 500 times unimpeded cyclic charge-discharge. Charge and recharge simultaneously. Indicator lights will show you the charging status so as to better manage your power, serving you with optimized charging experience. Equipped with smart fuse to ensure a safer charging experience and with automatic safety regulation mode to prevent the cube and charging devices from overheating. Stylish and all-in-one charger with aluminum-clad facade and high power capacity, compact to carry on and good fit on the go.