Wireless doorbell

 * Frequency: 33.05MHz ~ 434.79MHz 
 * current:remote control   0 ;                                                                                                   doorbell Average Standby Current: <0.2m 

 *Parameter:    DC:1.5V*3 ;                                                                                                                                                                                                                                                                                                                                                                                                                                        
 *Volume:> 70dB;   Remote Control Power: <10mw

**Detail:

   * Replace batteries if find the doorbell do not work well.

   * Choose your favorite sound by pressing the selecting-sound button on the receiver.

   * Insert 3PCS AA size battery into the receiver.

   * Stich remote controller up the door with the double-side sticker.

   * Gently press the small gap at the underside of remote controller with flat Screw-Driver, open the battery cover of remote controller, insert 1pcs 12V battery and then replace it.

*Function:

   * Waterproof-designed remote controller, the battery can be used for two years.

   * The main circuit is imported from Japan, particular new sounds and new technology is your new sense of lift.

   * 32 different kinds of lovely sounds for your choice, freely to change the sounds yourself.

*Characteristic:

wireless doorbell

wireless doorbell;
*Easy carry,Low power;
*best quality,lowest price;