It'll flash without any batterries.
Only a small amount of light can recharge it(whether indoor or outdoor)
When It flashes,you can see the time shown on the small LCD screen.
Any LOGO can be printed on the product according to customer's requirement.
product: size: 65*25*8.50 (MM)
Package: 500pcs/Carton
Carton size: 40.5x30x 26.5cm
/N.W14kgs /G.W15kgs
