Features:
Environmental product,no radiation.
RF wireless technology.
1 transmitter matches 2 receivers.
Super electronic key finder.
Stable function, anti lost function
Long battery last time and working distance.
The receiver is small and colorful(we send RANDOM COLOR ONLY), very easy to secure the keys or other things.
The transmitter is designed as a remote control key, easy to carry and operate.

Specifications:
Transmitter: 60 * 31 * 10cm, 14g
Receiver: 52 * 32 * 14cm, 15g
Package size: 20.5 * 14.2cm
Package weight: 79g