What's in the box:

USB Chargings Cycling Wireless Remote Control Tail Lamp Turn Tail Lamp With Horn Electric Bell Automative Lighting Riding accessories Bike Tail Light (Standard)

This wireless remote control steering tail lamp can change the tail light remotely, including horn function, improve driving safety, daily waterproof, quick installation, USB charging, suitable for most models.

Features:
Wireless remote control, more convenient operation, no need to take off the handle to complete the light adjustment and horn control.
USB chargings interface, the red light is on during chargings, and the green light is on when chargings.
120 decibels, warning horn, loud sound, strong penetration, night riding warning, three sound effect modes, switch at will.
Including turn signal and three taillight modes.
Daily waterproof, can also be used in rainy days, do not soak in water.

Specifications:
Material: plastics
Battery: 3.7V, 200mAh
Tail light size: 100 * 28mm / 3.9 * 1.1in
Remote control size: 58 * 36mm / 2.3 * 1.4in
Item weight: 64g / 2.3ounce
Package size: 200 * 100 * 50mm / 7.9 * 3.9 * 2.0in
Package weight: 174g / 6.1ounce

Package List:
1 * Tail Lamp
1 * Remote Control