... .CE,FCC 5.stainless stee Electronic Bicycle/Motorcycle alarm lock with high secuirtyTechnology parameters:Product model: LT-U3021.Voltage1.5V, LR44 ... surface in the electroplating, color Uniformity, do not have the shell, bubble and show Packing :1.Carton size: 445*360*355 ... , remote control. High practicability, durable. Electronic Bicycle/Motorcycle alarm lock with high secuirty