To activate simply press the black button located on the handle. Press the button to change the light functions. – Set it one of the 3 amazing flashing light functions! –

Height: 6 in. , 18.41 cm. –
Width: 4 in. , 10.16 cm. –
LED Colors: 2 Red, 1 Blue, 1 Jade –
Batteries: Includes 3 AG13 Batteries.

The batteries are replaceable.