Relefree Bike Cycling Riding Bicycle 7 LED Silicone Super Frog Head Front Lamp Safety Warning Rear Light With batteries Super bright 3 Modes --Black Endurance: 3 AAA Size Batteries Material: Silicone + Electronic Components Mode: Gear FlashBlazing FlashAlways Light Light Color: 2 Red LED At Sides + 5 White LED In Front Energy saving, low power consumption, long lifetime.