Móc Khóa UV Mini Đèn Pin LED Đèn UV Đèn Vòng Chìa Khóa Đèn Pin Máy Dò Hộ Chiếu Tiền Tệ ID Cầm Tay

Features:

Micro size, about 41mm(L)x23.5mm(W)x9mm(H), portable, easy to use in anywhere. 

With 2 kinds of switch, one is press type, when you press the button, the light will turn on, when you loosen the button, the light will turn off, this type can save electricity. 

Another switch type is toggle, the light will turn on for a long time until you turn it off. 

With button cell in it, have no need to buy batteries when you get it. 

The light can be used for bag accessories, purple light can be used to identify ID, driving licence, Banknotes, Urine Detection, etc.

Specifications:

Material: Plastic 

Size: 7*2.4*0.6cm

Color: Red, Blue, Green, Purple. ( purple light has ultraviolet function, others do not. )

Power supply: 3V button battery

Power supply model: CR2032*1

Switch: push/toggle

Package Include: 

1PC x Mini LED Light Key Chain.