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Power: 5 W

Input: 5 V / 1 A

Capacity: 3.7 V, 600 mAh

Charging Time: about 2 hours

Net Weight of the Lamp: 35 g

Maximum Brightness Usage Time: about 2 hours

Minimum Brightness Usage Time: about 5 hours

Brightness Adjustable: Yes

Power level: 4 leds (100%,75%,50%,25%)

Control brightness push-button: 25%, 50%, 75%, 100%, off

Feature:

1. Ultra-lightweight LED lamp, they will be convenient to use, reduce stress and other inconveniences.

2. Powerful Lamp with yellow filter, glasses clip. You can used it on your own glasses.

3. Adjustable brightness. Four levels of brightness adjustment.

4. Wireless style,simple operation, easy to use.

5. Rechargeable lithium battery.

Package Included:

1x headlight with glasses clip, battery

1x power adapter and cable

1x black box