Features: Brand new and high quality Perfect for pro 2, the battery indicator LED light makes the battery status visible in real-time. With a responsive Bluetooth-compatible button. Not only can it charge the earphones, but it can also pair the earphones with for Phone. Support wireless charging, support flip pop-up window, support Bluetooth-compatible pairing. Port easily accessible without removing the case and reserve the location for the charging hole. LED battery indicator can be seen while charging. Provides enough power to your earphones for normal use. The charging case is small and exquisite, with a charging cable, it is convenient to charge in office, home, car or travel. Lightweight design for easy portability. Specifications: Material:ABS Color:White Wire input: 5V/0.3A Wireless input: 5V/0.5A Size:Approx.5.5x4.5x2cm/2.16x1.77x0.78inches LED indicator: Charging situation: The green light is always-on: fully charge; The green light flashes: the battery power is 66%-99%; Blue light flashing: battery power 33%-65%; Red light flashing: the battery charge is 0%-32%; Charge the headphones under the following conditions: The green light is always-on: the battery power is 66%-100%; The blue light is always-on: the battery power is 33%-65%; The red light is always-on: the battery power is 10%-32%; Red light flashing: 0%-9% of battery power. Note: 1: Fully charge the charging box, put the earphone in the charging box to recharge the battery, and then pair it again. 2: Leave the earphone for 15 hours to let the earphone run out of power, and then put it in the charging case and close the cover to charge it. Charging case only, headphones are not included. 3: The charging box has no lanyard hole and bottom speaker. Package includes: 1x Wireless Charging Case