With this UV Lamp - Keychain it is possible to make invisible substances such as thieves powder or invisible ink visible. By shining the key ring on the fabric, the invisible fabric becomes visible and you can read the text or recognize the marked object.

Operation UV Lamp - Keychain:
The UV Lamp - Keychain works on 1 button cell battery. These can be exchanged if they are empty. At the top of the lamp you will find the on and off button of the UV flashlight. This allows you to turn the lamp on and off. The UV lamp shines up to 5 meters in the dark.

Package contents:
1x UV Lamp - Keychain