BG-1901 Bicycle USB Charging Speaker Front Lamp Multi-Function Cycling Equipment, XML

1) Input voltage: DC 3V-6.5V

2) Input current: DC 5V 1.7A max

3) Power: 10W

4) Lamp bead: CREE XML T6

5) Cable length: 1.5m

6) 3 Modes: low 400lm/ high 900lm/ strobe mode 900lm

7) Size: 55mm x 47mm