One transmitter matches one receiver.
Credit card sized transmitter fits in any wallet or purse.
Key chain receiver can be connected with your devices easily like keys, wallets, etc.
Adopts RF wireless technology, stable performance.
Anti-lost function, easy and quick to locate your items.
Long working distance.
No radiation, environmental protection.
Working distance: 25-30m (in open field)
Working frequency: 433.92MHz
Working voltage: 3V
Power supplied by: transmitter: 1 CR2016, receiver: 1 CR2032
Transmitter size: 8 5 0.4cm / 3.1 1.9 0.1in
Transmitter weight: 15g / 0.5oz
Receiver size: max. 4.4 2.8 1.2cm / 1.7 1.1 0.4in
Receiver weight: 11g / 0.3oz
Package size: approx. 20.5 14.2 2.2cm / 8 5.6 0.8in
Package weight: 58g / 2oz