The dual USB design enables the electronic device of the main drive and the usb-drive to be charged at the same time and the single -port  output can reach 2.4, which can quickly charge your device.

BM2037Q:4-IN-1

DUALUSB CAR CHARGER
SEATBEL CUTTER 
WINDOW BREAKER
QC3.0 CHARGER


1.Size: 31.5×25.5×77mm

2.DC Input (Car charger): 12V~24V

3.Output: (QC3.0+2.4A)*2

4.Functions:

1)Car charger

2)Safety hammer

3)Safety seat-belt cutter

4)QC3.0 Charger

5. Materials: ABS & Aluminum

6. Package: White box