3 in 1 CRERCO C100 Bluetooth 4.0 car charger
3 in 1: Car charger， bluetooth earphone， air purifier
With a USB port
With smart power on / off， auto pairing， auto answer / hang up and uto charging functions
One headset can connect with two bluetooth devices
The anion concentration is 3 - 10 miriade per cubic centimetre
Experience technology enjoy life

Specifications:
Built-in battery: 40mAh CR2032 battery
Music play time: 2 hours
Plug: Car cigarette lighter plug
Power supply - Car charger: The output voltage is 5V-2A and input voltage is 12V
                  - Air purifier: The output voltage is -1.5KV - -3.5KV， power less than 1W and input voltage is 12V