Product information:

Mask material: environmentally friendly PVC
Flash mode: On-Steady on-Slow blink-Quick blink-Off
Power supply: 2 No. 5 batteries (shipped without batteries)
Drive voltage: 3V battery box
Light color: blue/red/green/white/yellow/purple/fluorescent green/orange/ice blue/pink
Mask size: 200mmX 170mmX 90mm

Packing list:  Mask*1