USB Bicycle Rear Turn Signal Light Set

OverviewLightweight and practical bicycle tail light, which can be installed on all bicycles, children's bicycles, and adults bicycles. It can also be used as helmets light, backpack light, warning light, etc. The tail light is made of waterproof material to ensure safes use in rainy days.
features:
there are five modes of light mode, you can switch freely. Regular - quick - slow - left turn light - right turn light.
abs shell, strong and fall resistant.
overall waterproof design, rainy day does not affect the use. (Make sure the usb rubber plug is in closed state)
built-in large capacity battery, usb charging.
wireless remotes control, safer switching.
adopt fine quality led lamp bead, high brightness up to 30 lumens.
specifications:
bead type: led
battery: 3.0V 500mah
brightness: 30 lumens
light color: red and yellow
material: abs
item size: 100 * 35mm / 3.9 * 1.4In
item weight: 62g / 2.2Ounce
package size: 175 * 100 * 35mm / 6.9 * 3.9 * 1.4In
package weight: 122g / 4.3Ounce
packing list:
1 * tail lights
1 * data line
1 * taillight base
1 * remotes control
2 * bind