Remote Key Finder

How to learn:
1) Pull out battery insulating plastic tag from transmitter and receiver battery chambers.(if no battery included then you need insert new batteries)
2) Pull out new battery from receiver battery chamber and insert it into the battery chamber again the receiver will emit a sound and Led come on once.
3) Within 20 seconds after inserting new battery into the receiver keep pressing one button (such as A button) on the transmitter till receiver send out two beep sounds and the led come on once then test the receiver by pressing the button learned on transmitter if ok receiver will emit continuous beep sounds.
4) Repeat Step 2 to learn other receivers and another button (such as B button) on such transmitter .

How to find lost articles :
1) After learning all the receivers which you want Now you keep pressing any button on transmitter for around 3 seconds the corresponding receiver will respond with different beep sounds meanwhile the led will glow .
2) Attach the receivers on keys pets purse PDA toys handbag billfold etc by rubber band or key ring or stick it on TV remote MP4 Wallets Mobile phone etc by double-sided adhesive.

Specifications:
Voltage : 12V (Transmitter) 3V (receiver)
Battery : A27 12V (for transmitter) CR2032 button battery 3V (for receiver)
Frequency: 433.92MHz
Remote distance : 25-30Meter
Sound volume : 85-90 d B