Multifunctional Bluetooth Selfie Stick Video Shutter Ring Remote Control

Product information:
Name: ring remote control
Material: ABS PCBA button battery,
Bluetooth version: Bluetooth 5.3
Transmission frequency: 2.4 GHz-2.4835GHz
Bluetooth transmission distance: more than 6 meters
Operating voltage: 3v
Android system: 4.44 or later
Ios system: Bluetooth version 5.3
Standby time: about 1 month
Battery (rechargeable :) 40mAh (rechargeable)
Product size: 29*32*21mm