Type A: Specifications: 1. Material: The tail light is made of waterproof material to ensure safe use in rainy days.2. Battery: The turn signal lamp is USB charged, and it can be used for 2.5-3 hours after 1-2 hours of charging. The remote control can easily replace the CR2032 battery.3. Adjustable: The taillights can be adjusted up and down at a large angle to make the light form a controllable distance line.4. Lamp beads: high-brightness SMD patch lamp beads, 14 red SMD and 18 yellow SMD on the left and right sides have high brightness, which can effectively remind the traffic behind.5. Tweeter: 120 decibel speaker, which can remind passers-by to be safe, and it is safer to ride at night.6. Remote control: wireless remote control, easy to operate, the corresponding lights can be turned on according to the road conditions during riding, and the left/right turn signal can be turned on when turning.7. Illumination mode: There are 2 modes for the tail light switch mode (middle light-all light), and 5 modes for the remote control mode (red light always on-red light flashing-all flashing-left turn signal + horn-right turn signal + horn ), you can choose according to the road conditions.8. Applicable to: all bicycles, children's bicycles and adult bicycles. It can also be used as helmet light, backpack light, warning light and so on. Details Name: Bicycle wireless remote control taillight with horn turn signalProduct color: blackLamp color: red and yellowLamp beads: LEDVoltage: 3.7VCharging method: USB chargingTaillight battery: built-in lithium batteryBattery capacity: 900 mACharging time: about 3 hoursWorking time: about 2-3.6 hoursLoudspeaker decibel: 120 decibels Modes: Tail light switch mode: 2 modes (middle light-all light)Remote control mode: 5 modes (red light always on-red light flashing-all flashing-left turn signal + horn-right turn signal + horn)Waterproof level: life-level waterproofTaillight size: 94 * 32.5 * 26mmRemote control size: 54 * 42cmNet weight: 54g (indicator light + strap)Gross weight: 110g Package: 1*Taillight1*Remote Control1*Band1*USB Charging Cable Type B: Description: 1. Material: high quality PC+ABS material, waterproof and dustproof, high and low temperature resistance, long service life.2. Lamp beads: ultra-bright wide-angle bicycle taillights, matched with high-end LED lights, provide 80LM lighting, which can be seen 150 feet away in fog/rainy days or even dark, ensuring safe riding at night and during the day.3. Long battery life: built-in 700mAh high-capacity rechargeable battery, which can work for up to 5.5 hours under constant brightness. The tested high-quality lithium-ion battery, each bicycle lamp has been tested for power before shipment, so don't worry about long-distance riding.4. Charging method: The bicycle light can be charged via USB, the red light is on when charging, and the green light is on when it is fully charged. Simply connect the bicycle light to any USB device, such as a power bank, car charger, or AC power adapter to charge. The remote control uses button batteries, which can be replaced, which is convenient and practical.5. Lighting mode: 6 modes (red light on / red light fast flashing / all flashing / red light flashing slowly / left turn light / right turn light), you can use the remote control to turn on the corresponding lights according to the road conditions. Specifications: Name: Bicycle USB charging smart remote control turn signalColour: BlackLumens: 80lmWorking environment: -2060Charging input: DC 5V 1ACharging method: USB chargingUse battery: built-in lithium batteryBattery capacity: 700 mAhCharging time: about 2.5hWorking time: 5.5hLight mode: 6 modes (red light on/red light fast flashing/all flashing/red light flashing slowly/left turn light/right turn light)Sound decibel: 120dlRemote control distance: 5mWaterproof level: life-level waterproofMaximum range: 200-300 metersRemote control size: 45*55mmTurn signal size: 96*34*21.5mmNet weight: 44.5g Package: 1 * Taillight1 * Remote Control2 * Strap2 * Buckle1 * USB Charging Line