Wireless remote control smart bicycle tail light

Material: PC plastic + engineering ABS
Product size: 46x43x41 (MM)
Battery capacity: 800mAh (3.7V) lithium battery
Lamp beads: COB highlight light source
Remote control distance: 10-50m, can pass through the wall
Remote control battery: 12V / 27A alkaline battery
Remote control size: 58x35x15 (MM)
Normal installation is suitable for bicycle saddle bracket width distance between 50-70MM
Applicable models (not limited to bicycle models and sizes)