Do you always use facial mask? Are you worried about fluorescent whitening agent in facial mask? This mini LED light helps you. Just plug it into cell phone and point it to your mask in darkness. You can easily know whether your facial mask has fluorescent whitening agent. Also， it can be used to distinguish normal paper money and counterfeit paper money.

Features:
Help to distinguish normal facial mask and mask with fluorescent whitening agent.
Help to check normal paper money and counterfeit paper money.
Plug it into cell phone and it can be used immediately.
It has mini size and candy color， portable and beautiful.

Specifications:
USB type: Micro USB
Color: Purple， rose， white， green (optional)
Material: ABS
Item size: 3 * 1 * 0.8 cm / 1.2 * 0.4 * 0.3 in (L * W * H)
Item weight: 3 g / 0.08 oz
Package size: 6 * 6 * 2 cm / 2.4 * 2.4 * 0.8 in (L * W * H)
Package weight: 15 g / 0.5 oz

Note: To observe whether a facial mask has fluorescent whitening agent， please test in darkness.

Package list:
1 * Facial mask light
1 * User manual (English and Chinese)