Security

1. Material: ABS, electronic components2. Features: long transmission distance, built-in 38 music ringtones, 4-level volume adjustment, LED indicator light, strong penetrating ability3. Applicable range: 300 meters4. Music: 38 pieces of music5. Volume: 4...

1. Material: ABS, electronic components2. Features: long transmission distance, built-in 36 music ringtones, 4-level volume adjustment3. Applicable range: 300 meters4. Music: 36 pieces of music5. Volume: 4 levels of volume6. Receiver power supply mode:...

1. Material: ABS, electronic components2. Features: long transmission distance, built-in 36 music ringtones, 4-level volume adjustment, LED flashing light reminder, strong penetrating ability3. Applicable range: 300 meters4. Music: 36 pieces of music5...

1. Material: ABS2. Features: safe, non-toxic, no smell, environmental protection, easy to clean3. Applicable scene: living room, dining room, kitchen4. Pumpkin shape design, practical and beautiful5. Detachable design, easy to clean6. Reusable,...

1. Long-distance barrier-free 200m penetration. 2. 48 music ringtones, let us choose more than one. 3. 6-level adjustable volume, freely adjustable. 4. Digital circuit design, multiple sets of use without crosstalk, effectively avoiding troubles caused...

1. Buttons generate electricity by themselves, no battery is required, and the generator can be turned into electricity by pressing a finger. 2. Long distance without obstacles with a penetration of 150 meters. 3. Digital circuit design, multiple sets of...

1. Buttons generate electricity by themselves, no battery is required, and the generator can be turned into electricity by pressing a finger. 2. Strong penetrating performance, the receiving distance can reach 150 meters in straight line. 3. Digital...

1. Pressing the switch by hand, the kinetic energy is converted into electric energy to say goodbye to the trouble of replacing the battery, which is environmentally friendly, energy saving and energy saving. 2. Strong penetrating performance, the...

1. Press the switch by hand, the kinetic energy is converted into electric energy, say goodbye to the trouble of replacing the battery, environmental protection and energy saving are also saved. 2. Strong penetrating performance, the receiving distance...

1. Press the switch by hand, the kinetic energy is converted into electric energy, say goodbye to the trouble of replacing the battery, environmental protection and energy saving are also saved. 2. Strong penetrating performance, the receiving distance...

1. Pressing the switch by hand, the kinetic energy is converted into electric energy to say goodbye to the trouble of replacing the battery, which is environmentally friendly, energy saving and energy saving. 2. Strong penetrating performance, the...

1. 48 music ringtones, lets choose more than one 2. 6-level adjustable volume, freely adjustable 3. Transmitter waterproof design, meet IP44 waterproof standard 4. Transmitter: with indicator light, when pressed, the light is on, press to generate...