Product Quantity Subtotal Winsen MQ-2- Smoke Sensor $0.51 Winsen MQ-2- Smoke Sensor quantity × $0.51 Winsen MQ-2- Smoke Sensor quantity $0.51 TPA3110 Mono Channel Digital Amplifier Board 30W Power Amplifier Module $0.75 TPA3110 Mono Channel Digital Amplifier Board 30W Power Amplifier Module quantity × $0.75 TPA3110 Mono Channel Digital Amplifier Board 30W Power Amplifier Module quantity $0.75 Mini DC-DC Boost Converter 0.9V~5V to 5V 600MA USB Output charger step up Power Module $0.24 Mini DC-DC Boost Converter 0.9V~5V to 5V 600MA USB Output charger step up Power Module quantity × $0.24 Mini DC-DC Boost Converter 0.9V~5V to 5V 600MA USB Output charger step up Power Module quantity $0.24 36W 3A Short Distance IR Hand Sweep ON-OFF Sensor Module $0.75 36W 3A Short Distance IR Hand Sweep ON-OFF Sensor Module quantity × $0.75 36W 3A Short Distance IR Hand Sweep ON-OFF Sensor Module quantity $0.75 Coupon: Apply coupon Update cart Cart totals Subtotal $2.25 Total $2.25 — OR — Proceed to checkout
