Specification: Material: ABS, Copper Quantity: 1 PCS Color: Black Weight: 0.11 lb Size: 2.16×1.37 inches Package Includes: 1 Antenna Booster, 2 Cable Clamps, 1 Double-Sided Tape Power: 5 W Voltage: 12 V Current: 0.018 A Feature: Durable, Safe, Practical Fit Type: Universal Fit More advantages: -It makes the radio function better and allows you to have a more comfortable and pleasant driving journey. -It is waterproof and dustproof and can be used for a long time. -Designed with MMIC low noise device, it works more stable and has higher sensitivity.