Free Shipping Over $50.

Use Code DIY10 At Checkout To Save 10% On $15 Or More

Use Code DIY20 To Save 20% Over $25 Or More

FREE Shipping Over $50
FREE Shipping Over $50
Customer Satisfaction #1 Priority
Customer Satisfaction #1 Priority
30 Day Easy Returns
30 Day Easy Returns

How To

  • Double tone police/ambulance sound for kid bikes

    Double tone police/ambulance sound for kid bikes

    Double-tone Police sound Single-tone old ambulance sound Circuit diagram: Parts: R1,R3___470K 1/4W Resistors R2______680K 1/4W Resistor R4_______82K 1/4W Resistor R5______330K 1/4W Resistor R6_______10K 1/4W Resistor R7_______33K 1/4W Resistor R8________3M3 1/4W...
    Read more