What's in the box:

Smartphone Wireless BT Remote Shutter for Taking Selfies Groups Photos Built-in Rechargeable Battery (Black)

Features:
BT connection, quick and convenient, compatible with most smart phones, suitable for photo and video.
Rechargeable built-in lithium battery with large capacity, long standby time and working time.
Adjustable ring diameter, fitful for your finger, not easy to fall down.
10 meters remote control range, satisfying your photography needs.
A good helper for both selfies and group photos.
Small and lightweight, easy to carry, quick and convenient, enjoy taking photos whenever and wherever.

Specifications:
Color: Black, white (Optional)
Material:ABS
Distance: Up to 10 meters
Battery: Built-in lithium battery
Battery Capacity: 30mAh
Working Time: 8 hours
Standby Time: 100 hours
Product Size: 25 * 23 * 35mm/ 0.98 * 0.9 * 1.37inch

Package List:
1 * Finger Ring Buckle