Features:
1) Ultraviolet detecting function
2) Magnetic printing oil detecting function
3) Magnetism security threads detecting function
4) Belt or key chain option
5) Large detecting sensor and high sensitivity, easy to detect security thread for TK-2078
Specifications:
1) Colors: silver or black
2) Model size (L x W x H): 8.8 x 2.65 x 2.3cm
3) Batteries: 4 x Ag13 lithium cells (included)
4) N.W.: 32g