Features：● 21 LED UV flashlight
● Long service life up to 10，000 hours
● Aluminium alloy body， light weight
● Light wavelength: 395 - 410nm
● Powered by 3 x AAA battery ( not included )
● Great for checking invisible ink marker， fluorescent inks ( invisible inks )， or even crime scene
● Identify counterfeit money
● Can be used for UV glue curing
● Press-type button Beads Number: 21
Switch Type: Press-type
Switch Location: Tail Cap
Function: Police， EDC
Battery Type: AAA
Battery Quantity: 3
Mode: 1 (ON/OFF)
Waterproof Standard: IPX-3 Waterproof Standard Power Source: Battery
Lens: Plastic Lens
Available Light Color: UV
Available Color: Black Package weight: 0.135 kg
Product size (L x W x H): 10.0 x 3.5 x 3.5 cm / 3.93 x 1.38 x 1.38 inches
Package size (L x W x H): 11.5 x 4.0 x 4.0 cm / 4.52 x 1.57 x 1.57 inches Package Contents: 1 x 21 LED UV Curing Adhesive Black Light