Features:  -HIGH-DECIBEL WARNING HORN;  130 high-decibel warning horn, the sound is strong and the penetrating power is strong.  -USB CHARGING DESIGN;  Built-in 1200mAh rechargeable battery, the light can be charged multiple times, with long service life and convenient charging.  - ALARM FUNCTION;  Press and hold the switch for three seconds to turnon the alarm mode for 2s then enter the armed state, touch the car to sound the alarm.  -HD FOUR-LAYER LCD DISPLAY MULTIPLE MODES;  Digital display , can be connected to awired code meter , observe the mileage per hour.  - WATERPROOF;  The light has great waterproof effect. You can ride in the rain, but do not soak in the rain for a long time.    5 KINDS OF LIGHT MODE:  1 gear: front light, middle light and warning light;  2 gear: fog light + warning light;  3 gear: all lights are on;  4 Gear : full light high;  5 Gear: all lights flash suddenly;    Specification:  Material:ABS+GPPS;  Color:Black / Blue / Red;  Main Lamp:300 Lumens;  Charging Time:About 2.5 hours;  Battery:1200 Ma lithium polymer battery;  Waterproof Grade:IPX4;  Charging Times:500 Times+;  Power Indicator Brightness:100% - 75% - 50% - 25%;  Power:USB Charging;    Package included:  1 x LED Bicycle Lights;  1 x USB Charging Cable;  1 x Code Table Sensor;  1 x Magnet Launcher;  1 x Base;  1 x Horn Controller;  4 x Fixing Strap