Product Details:

Long Lasting Ultra-Bright LED
Water, Weather, and Impact Resistant
5 Light Modes (High, Medium, Low, Flash, flicker)
Zoomable – From Wide Area to Focused Beam
Tactical Tail Switch for Fast and Easy Operation
Made of Durable High-Grade Aluminum
Anti-Roll Body Design
Smart Power Management Allows for Hours of Continuous Use
Takes Three AAA Batteries or a Single 18650 Rechargeable Battery (Batteries Are Not Included)

What's included?

1x Ploarnovo Tactical Flashlight
1x Plastic tube for using 18650 battery
1x AAA battery holder for using AAA battery

How do you change the modes on this flashlight ?

The toggle option occurs if the button is not fully depressed prior to releasing it. The option that was last used when the light was shut off is the option you will start with when turned back on, unless the light is turned on and off in a rapid manner.