Material: Aluminum alloy + plastic (ABS+POM)
Product size: (L x D) 4.2 x 3.5cm
Battery size: 4 x AG3 button cell batteries included
Using 1pc super bright white LED with a life span of more than 100,000 hours, no need to replace
Also can be used as a lantern , Frosted plastic can make the light more soft
Small size with a metal key ring
Color can be red, blue, green, black or silver. Customized is acceptable.
Logo can be engraved on each product for promotion.