ADVANTAGES OF THE KIT: battery power for long operating timewaterproof (IP65 protection)large buttons on the housing for easy controlvery loud horn includedquick assembly and disassemblycompact dimensionslamps MEASUREMENT Bicycle light is not just a simple lighting.< b> The integrated bike counter with the digital display provides key information about each ride. With it you will be able to check: Distance travelled (ODO),Average speed (AVS)Distance travelled on a single route (DST)Driving time (TM)Maximum speed (MXS))) Large, waterproof b> USB Charging Charging both front and rear lights is very easy! Use Micro USB slots placed on the lights and cables added to the set. In the process of charging devices will work great: powerbanknetwork chargercar chargercomputer/laptopTV WATER RESISTANCE This lighting set will work perfectly in in any, even the most unfavorable conditions. All thanks to waterproof construction, which will allow you to enjoy the ride even during the heaviest rain.CLASSIC FUNCTION The set also includes a wired button to be mounted on the steering wheel for control of audio signals played from the speaker built into the lamp. The lamp is equipped with a speaker that allows you to send sound signals at a volume of 120 dB. This makes them audible even inside passing cars. The operation of the horn is very simple one of the remote control buttons is used to select the sound from the 6 available, and the other to play it.. p> TECHNICAL PARAMETERS:FRONT LAMP:Power supply: Built-in batteryBattery capacity: 1200 mAhLighting technology: LEDNumber of LEDs: 3Diode type: 1 x T6 LED: 10 W, 2 x SMD LED: 1 WLuminous flux: 1000 lmNumber of glow modes: 4Bicycle counter: Yes (5 display modes)Horn function: YesMaximum volume: 120 dBNumber of sound signals: 6Voltage USBMaterial: Plastic (ABS)Dimensions: 104 x 58 x 41 mmTYLEN LAMPA:Power supply: Built-in batteryBattery capacity: 300 mAhLighting technology: LEDNumber of LEDs: 5>Type Lighting modes: 4Charging voltage: DC 5 VConnectors: 1 x Micro USB socketMaterial: Plastic (ABS)Dimensions: 73 x 30 x 20 mm Included:Front lampRear lamphorn counter2x mounting elements