Extreme Brightness & Power Saving: Super bright led work lights rechargeable, 64 LED with 3 brightness level. you can adjust the brightness from 30W to 15W by switch according to the requirements of different conditions. replace 500W traditional halogen bulb by 30W COB LED and 80% less electricity bills for lighting.
3 Modes & IP65 Waterproof: Press the switch on button turn on the portable work light: 3000lumen(60W),)2000 lumen(30W), 1000 lumen(15W) brightness and blue & red emergency flashing modes. the best gear in a roadside emergency. IP65 Waterproof rating, ensure the rechargeable work light works fine in rainy days.
Easy to Use: Easy to install and mounted / hang in anywhere what you like. Led work light battery powered, equipped with a high quality power cable and DC plug. Battery charging is more efficient, saving time to replace the battery.
Portable & Flexible: Portable and lightweight work light, hanging on truck or hand held. Even on the ground, in the basement, garage or garden at night. adjustable knobs also provides you with the ability to rotate the light by up to 90 degrees vertically and 360 degrees on axis, meet more requirements.
Widely Used: Camping, Hiking, Fishing, Barbecue, Car Repairing, Truck, Workshop, Exploring and more Outdoor Activities.

Specification:
Wattage: 60W
Battery Type: 3.7V Lithium-ion battery
Battery Capacity: 4200mAh
Input & output Voltage/Current: 4.2V DC, 1A
Waterproof rating: IP65
Material: Aluminum + ABS + PC
Dimensions: 6.5*5.7*9.8in
Weight: 2.55LB

Three kinds of power supply methods:
1. 2/3* 18650 lithium batteries 
(External Battery is not included)
2. DC charger
3. Car charger

Package included:

1* Portable Emergency Work Light
1* DC charger ( UK/EU PLUG )
1* Car charger
The photo of 60W Built-in Battery: