Part Number:YKBB0503(A) Wireless control LED 5 liter safety backpack -Size:360x210x120mm -Rainproof Nylon material.softback -48 LEDs,115x115mm direction indicator -Can be green-red or yellow-red color LEDs -Built-in 850mAh rechargeable Lithium battery. -Mini USB recharger,(include USB cable) -Weight:0.4kg,Capacity:5 liter -Product with no logo -Usage:for Kids,for short ride |