Bikight Smart Sensoring Brake Bike Taillight 3 Model Lighting Automatic Reminder 1400mah Battery Ip66 Waterproof Usb Rec

Specifications brandbikightmodellig019battery1400mahcharging inputdc 5v 1acharging timeabout 3 hourswaterproof gradeip66weight0 15kgmaterialpcdimensionsabout 87 73 50mm 3 42 2 87 1 97inch features 1 brake sensor turn on the bicycle tail light when it senses the brake will enter the highlight mode for 3 seconds 2 accident warning when the bicycle falls to the ground it will enter a 3 long and 2 short flash mode 3 light sensor enter mode 5 when the surrounding light is sufficient it will close after 3 seconds when the surrounding environment becomes dark it will light up within 5 seconds4 when the bicycle fell to the ground it will all light up and flash to warn othersplease note if the seat tube is 28 6mm there will be some gaps after installation if the rubber ring cannot be used please use cable ties to installpackage includes 1 x taillight1 x strapnote 1 due to screen and other objective reasons there may be a certain color difference please understand 2 due to manual measurement please allow 1 3 cm error thank you

Specifications brandbikightmodellig019battery1400mahcharging inputdc 5v 1acharging timeabout 3 hourswaterproof gradeip66weight0 15kgmaterialpcdimensionsabout 87 73 50mm 3 42 2 87 1 97inch features 1 brake sensor turn on