Features:- Universal fear shift knob for manual transmission.- Blue light LED eyes， built-in 13mAh / 1.5V battery.- Suit for gear shift knob that diameter is less than 15mm.- Unique chrome cobra snake design， perfect car decoration.- With rubber sleeves to fit most auto or truck applications.- 3 light modes: Light flash， slow light flash， continuous light.- High quality ABS / plating material， durable and comfortable.Installations:- Twist off original gear shift knob- Choose the suitable plastic sleeve (If it is a little bit loose， please wrap cloth around the gear shift knob pole)- After the plastic sleeve installed well， cover the gear shift knob， tighten the screws Color: Silver Material Type: PE Shape: Solid Type: Gear Shift Knob Package weight: 0.197 kg Product Size(L x W x H): 10.00 x 7.00 x 6.50 cm / 3.94 x 2.76 x 2.56 inches Package Size(L x W x H): 18.00 x 11.00 x 8.00 cm / 7.09 x 4.33 x 3.15 inches Package Contents: 1 x Cobra Snake Gear Shift Lever Knob， 3 x Rubber Sleeve， 1 x Set of Screws， 1 x Screwdriver