| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
1. Color: Black 2. Weight: 4g 3. Working voltage: 3.5-5.5V 4. Working current: <25mA 5. PCB Dimension: 18.5mm x 15mm(L x W) 6. Condition: brand new 7. Quality: high quality 8. Type: buzzer Feature: 1.No oscillation source, need square wave (frequency 2K-5K ) to drive. 2.Sound frequency control, you can make a "do re mi fa sol la si" effect.
