Product Name: Bluetooth Item Finder.
Product color: White.
Product material: ABS.
Bluetooth version:4.2.
Sound:85DB.
Sound distance:10-15m.
Search distance: 164 feet /50 meters.
Power Supply: Replaceable CR2032.
Use time: 1 year.
Product size :4.2×4.0x1.0cm(1.65×1.57×0.39 in).
Package size :6.5×6.5×1.5cm(2.56×2.56×0.59 in).
Pack weight:50g/ 0.11lb.