Square-shaped Bluetooth 5.0 Remote Shutter includes the following features : 

• Bluetooth 5.0 technology, you can quickly find lost items
• Applicable system: IOS / Android
• Distance of transmission: 35 m
• Operated by 1 x CR2032 battery (included)
• Lifetime of battery: approx. 6 months
• Available in various color

Material :

• ABS housing

Size closed :

• Length of 3.6 cm x Width of 3.6 cm x Thickness of 0.5 cm