Self-Generating Wireless Doorbell Waterproof Home Kit

1 Manual switch for converting kinetic energy to electric energy, bids farewell to replace battery troubles, environmental protection and energy saving. 2 120m penetrating power, strong penetrating performance, straight line receiving distance in open area can be up to 120m. 3 The transmitter is waterproof and designed to prevent rainwater intrusion, effectively extending the service life of the transmitter. 4 38 music ringtones, 3 volume level options, user-friendly design, ringtones are no longer monotonous. 5 Scope of application: family commercial residential areas, office buildings, hospitals, restaurants, factories, etc.

What's in the box
1 x Wireless Doorbell