Pop-up retailers, nightclub security personnel, and anyone else who needs to authenticate cash, IDs, or other documents will find the Tube UV Rechargeable Keychain Light from Nitecore to be a highly compact, lightweight tool for the job. It measures just 2.2 x 0.8 x 0.3", weighs under a half-ounce and is Micro USB rechargeable.
The Tube UV has an output of 500mW UV emitter at 365nm wavelength, a lockout button to prevent it from being accidentally turned on and a sleek, sturdy polycarbonate housing. Its built-in lithium-ion battery can run the light continuously for up to one hour on a charge, and the light is equipped with overcharge, over-discharge and reverse polarity protection. The stainless steel key ring connector can lift 77 lb, so you can be sure the Tube will stay connected.
Housing Material Polycarbonate
LED 500 mW ultraviolet @ 365 nm
Battery / Runtime Built-in rechargeable lithium-ion / 1 hour
Dimensions 2.2 x 0.8" / 56.5 x 21.0 mm
Weight 4.0 oz / 9.6 g