SPECIFICATIONS:
Motor: DC 12V (Powered on car cigar lighter)
Fixed Current: 6.9AMP
Max Torque: 250FT-LBS(35M-KGS)
Socket Sizes:
11/16"(17mm), 3/4"(19mm)
13/16"(21mm), 7/8"(23mm)
Casing&Product Weights: 5.17LBS(2.35KGS)
Electrical Cord Length: 12FT(3.6M)
Spare Fuse: 10AMP
Electrical Wire Size: 19AWG(75mm2)

Features:
DC 12V Impact Wrenches
Easy operation, just plug into cigarette lighter.
Loosen/tinghten each nut in4 seconds.
Also great for shop jobs-rotating tires, inspecting brakes.