Dimensions: 3.09 x 0.96 x 0.91. Impact resistant. Pack weight: 1.57oz. Multifunctional USB QC vehicle charger. Transformer Loss Compensation (TLC) enabling automatic adjustment of output voltage. Multi-protection for overload. White beam and red warning light controllable with one button. Built-in photodetector. 90 degree tiltable head. Tungsten carbide glass breaker tail design. Magnetic body. Certified by RoHS, CE, FCC, and CEC. Boxed with hanging tab.