: MEROCA Material: PC+ABS Installation method: seat post installation seat cushion installation Package includes: tail light*1, USB data cable*1, bracket*1 Battery capacity: 500mah Product size; 7.1cm * 4.7cm * 11.3cm Product weight: 65 grams Battery life: up to 32H Specifications: Intelligent induction start and stopLight induction start and stop will automatically turn off under strong light for 30 seconds, and will not be extinguished in dark light; vibration start and stop will automatically turn off after 180 seconds of standing, and the induction vibration will light up again, intelligent more power saving Light as nothingPC material shell, the net weight of a single product is 38 grams, making travel easier Easy to install and removeTwo ways to install and remove, the seat bow is fixed, and the tail light is detachable, which is convenient for daily charging and removal High brightness, wide illumination 100 lumens high brightness LED lamp beads, combined with high lens combination technology to achieve 180 azimuth illumination High cost performance The same use time as the old model, the price is 12% cheaper Package Included: Tail light*1, USB cable*1, bracket*1