Cart Remove item Thumbnail image Product Price Quantity Subtotal 9V Hi - Watt Battery With Battery Clip Connector ₹25.00 9V Hi - Watt Battery With Battery Clip Connector quantity ₹25.00 Sound Sensor, Voice Sensor High Sensitivity Sound Detection, Whistle Module ₹70.00 Sound Sensor, Voice Sensor High Sensitivity Sound Detection, Whistle Module quantity ₹140.00 ESP32-C3 ₹400.00 ESP32-C3 quantity ₹400.00 Ultrasonic Sensor Module HC-SR-04 ₹99.00 Ultrasonic Sensor Module HC-SR-04 quantity ₹99.00 Coupon: Apply coupon Update cart Cart totals Subtotal ₹664.00 Shipping Free shipping Flat rate Shipping options will be updated during checkout. Calculate shipping Country / region: Select a country / region… India State / County: City: Postcode / ZIP: Update Total ₹664.00 Proceed to checkout Share this: