Cart Remove item Thumbnail image Product Price Quantity Subtotal × PC817 Optocoupler Rs 20.00 Quantity Rs 20.00 × MQ-7 Carbon Monoxide Gas Sensor module Rs 460.00 Quantity Rs 460.00 × TEC1-12706 12V (60W) Peltier Thermoelectric cooler Rs 850.00 Quantity Rs 850.00 Discount code: Apply discount code Update cart Proceed to checkout Cart totals Subtotal Rs 1,330.00 Delivery Doorstep delivery (මුදල් ගෙවා නිවසට ගෙන්වා ගැනීමට): Rs 390.00 Pickup from store (වෙළඳ සැලට පැමිණ ලබා ගැනීමට) Shipping options will be updated during checkout. Calculate shipping Country / region: Select a country / region… Sri Lanka State / County: City: Postcode / ZIP: Update Total Rs 1,720.00 Proceed to checkout