Features:
Durable aluminum alloy structure with wear-resistant anodized finish, deep heat sink finish.
The lamp bead has 2400 LM brightness output with almost 200 m lighting distance, is super bright and safer for your night cycling, and long service life.
One sensitive pressing button to switch the 4 modes: low/middle/high/strode(the strode mode needs 3 seconds pressing time).
The water resistance feature ensures a reliable performance even in worst weather like heavy fog and rain(not for diving).
2 rubber rings are included for fastening the light to your bicycle handlebar. Also coming with an adjustable headband allowing you to use it as a headlamp.
Powered by connecting our USB cable to power bank, a power adapter or computer, it can work only when it's charging.
Suitable for most indoor like home maintenance and outdoor activities like camping, fishing, hiking, map reading, night fishing, night flying, sailing, caving and hunting.

Specification:
Condition: 100% Brand New and High Quality
Material: Aluminum Alloy
Product Color: Black
Lamp Bead Quantity: 2 Pcs
Brightness: 2400 LM(Max)
Light Color: White
Lighting Distance: Approx. 200 m /656 feet(Max)
4 Modes: Low, Middle, High, Strode(Pressing 3 sec)
Battery: No
Interface: USB Interface
Power Supply: USB Charging
Power Adapter Output Voltage: 5V
Circuit: Constant Voltage Circuit
Size: Approx. 62 x 27 x 42 mm / 2.44 x 1.06 x 1.65 inch
Weight: Approx.148 g

Packing List:
1 x Bicycle Headlight with USB Cable
2 x Rubber Ring
1 x Adjustable Headband

Note:
Our this head light only works when connecting the USB cable to the power bank or power adapter or your own computer with standard and universal USB interface.(the power bank or power adapter is not included in our product). We appreciate for your understanding.