LED Bicycle Taillight IPX5 Waterproof Dust-proof USB Charging Safety Warning Cycling Light Flashlight Bike Back Lamp Riding Rear Light Mountain Bike Tail-lamp 4-Color HighlightFeature:1.Lightweight, compact and easy to carry.Small design, stylish personality.2.Red, white, green and blue tail lights. A variety of light color tail lights to meet your various usage scenarios.3.USB universal interface design can be connected to power bank/computer/plug conveniently and quickly.4.Multifunctional color taillights, high brightness can also be used for current lights.5.IPX5 waterproof, waterproof and dustproof design, not afraid of wind and rain, all-weather escort.6.30 LED5050 four-color lamp beads, high-brightness LED wick, four colors, excellent material, excellent function and stronger effect.7.High elastic silicone design, quick assembly and quick disassembly, safe and fast to carry around.Specification:Product Name: A05 Bicycle Tail LightBulb specifications: 30 5050 four-color LED lamp beads (red, white, green, blue)Charging input: 5V/1AWorking voltage: 3.7VLuminous color: red, white, green, blueBattery parameters: 14500 cells (capacity 500mAh)Charge and discharge protection: built-in overcharge and overdischarge IC, prolong battery lifeCharging time: 1 hourDischarge time: highlight 4.5 hoursCharging Mode: Red BreathingFull mode: green light is always onDimming mode: four-color highlight, four-color fast flash, four-color slow flash, four-color breathing, double-click four-color burst flashProduct size: length: about 135mm/5.31 inch, width: about 30mm/1.18 inch, thickness: about 35mm/1.38 inchSwitch type: push switchShell color: black and white coverProduct material: PC plastic materialFixing method: silicone strapsPacking: OPP bag/white boxWaterproof grade: IPX5 (anti-rain, anti-splash water)Product net weight: about 64gNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 x A05 Bicycle Tail Light