Description

Overview
1. Sensitive for alcohol, ethanol
2. Output voltage boosts along with the concentration of the measured gases increases
3. Fast response and recovery
4. Adjustable sensitivity
5. Signal output indicator

Specifications
1. Power: 2.5V ~ 5.0V
2. Dimension: 40.0mm * 21.0mm
3. Mounting holes size: 2.0mm

Applications
1. Car alcohol alarm
2. Breathalyser

How to Use
In the case of working with a MCU:
1. VCC: 2.5V ~ 5.0V
2. GND: Power supply ground
3. AOUT: MCU.IO (analog output)
4. DOUT: MCU.IO (digital output)

Package Contents
1. MQ-3 Gas Sensor x1
2. 4-pin custom connector jumper wire x1

Specification:

Package Weight

One Package Weight 0.06kgs 0.13lb One Package Size 5cm * 4cm * 1cm 1.97inch * 1.57inch * 0.39inch Qty per Carton 4800 Carton Weight 288.00kgs 634.92lb Carton Size 60cm * 40cm * 40cm 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 4800 pcs = 1329600 pcs 40HQ: 644 cartons * 4800 pcs = 3091200 pcs Option MQ-3 Related products -70% Add to wishlist Compare Quick view Uncategorized S925 Sterling Silver Stud Earrings Long Simple Ladies Earrings, SCE490 Hot on Sale $1,685.00 Original price was: $1,685.00.$505.50Current price is: $505.50. Select options This product has multiple variants. The options may be chosen on the product page -70% Add to wishlist Compare Quick view Uncategorized Tennis Dance Yoga Quick Drying Anti Light Lining Skirt Pants (Color:Rose Red Size:XXL), XXL For Discount $1,828.00 Original price was: $1,828.00.$548.40Current price is: $548.40. Select options This product has multiple variants. The options may be chosen on the product page -70% Add to wishlist Compare Quick view Uncategorized Robot S925 Sterling Silver Earrings Dripping Oil Hypoallergenic Earrings, SCE477 Sale $1,926.00 Original price was: $1,926.00.$577.80Current price is: $577.80. Select options This product has multiple variants. The options may be chosen on the product page -70% Add to wishlist Compare Quick view Uncategorized S925 Sterling Silver Beaded Bear Beads DIY Bracelet Accessories, SCC1502 Supply $1,801.00 Original price was: $1,801.00.$540.30Current price is: $540.30. Select options This product has multiple variants. The options may be chosen on the product page -70% Add to wishlist Compare Quick view Uncategorized Sterling Silver Zircon Earrings S925 Sterling Silver Gold-plated Earrings, SCE499-B Fashion $1,905.00 Original price was: $1,905.00.$571.50Current price is: $571.50. Select options This product has multiple variants. The options may be chosen on the product page About Us Privacy Policy Terms and Conditions My Account Shop Wishlist Cart My account Please enable JavaScript in your browser to complete this form. Email * * By Signing up here i agree to receive Minigear’s email newsletter. © 2023 Dexons Theme. All rights reserved. We using safe payment for spinclothesonline.shop © 2025 All Rights Reserved Hide similarities Highlight differences Select the fields to be shown. Others will be hidden. Drag and drop to rearrange the order. Image SKU Rating Price Stock Description Weight Dimensions Additional information Add to cart Click outside to hide the comparison bar Compare 0 0 Shopping Cart 🔥 These products are limited, checkout within 00m 00s Note Shipping Coupon Subtotal $0.00 Total $0.00 Checkout View cart Add note for seller Save Cancel