Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Sensors |
| Origin | - |
| Model Number | DHT11 |
| Output Signal | Digital Single-Bus |
| Operating Voltage | 3.0V - 5.5V DC |
| Temperature Range | 0°C to 50°C |
| Humidity Range | 20% to 90% RH |
| Temperature Accuracy | ±2°C |
| Humidity Accuracy | ±5% RH |
| Sampling Rate | 1 Hz (once per second) |
| Pin Count | 4 Pins |
| Application | Arduino, Raspberry Pi, DIY Electronics |
Anonymous
Mar 18, 2026
Rating: 4/5
Great for plant monitoring
I use this to monitor humidity levels for my indoor plants. It responds quickly to changes when I mist the plants. Just remember it has a 2-second sampling delay between reads.
Anonymous
Mar 18, 2026
Rating: 3/5
Decent but limited range
Works well within its specified range. However, if you need to measure outside in winter or very dry conditions, you might hit the limits of this specific model. Consider the DHT22 for wider ranges.
Anonymous
Mar 17, 2026
Rating: 5/5
Perfect for beginner projects
This DHT11 sensor works flawlessly with my Arduino Uno. The library integration was smooth, and the readings are consistent enough for my home weather station project. Great value for the price.
Anonymous
Mar 16, 2026
Rating: 5/5
Reliable and cheap
Bought a pack of five for various IoT prototypes. All of them worked out of the box. The single-bus interface saves GPIO pins which is a huge plus when working with smaller microcontrollers.
Anonymous
Mar 13, 2026
Rating: 5/5
Essential for electronics class
Required this for my university embedded systems course. The documentation online is extensive, making debugging very easy. Highly recommend for students learning about sensors.
Anonymous
Mar 13, 2026
Rating: 4/5
Good basic sensor
Does exactly what it says on the tin. It's not high-precision industrial gear, but for monitoring room temperature and humidity in a terrarium, it is perfectly adequate. Easy to wire up.
Q: Can this sensor be used outdoors?
A: While it can function outdoors, the DHT11 is not waterproof or weatherproof. You must house it in a protective enclosure that allows air circulation but shields it from rain and direct sunlight to ensure accurate readings and longevity.
Q: How often can I read data from this sensor?
A: The DHT11 has a sampling rate of 1Hz, meaning you can request new data once every second. Reading faster than this may result in returning the last cached value rather than a new measurement.
Q: Is this sensor compatible with Raspberry Pi?
A: Yes, the DHT11 is fully compatible with Raspberry Pi models. You will need to connect the data pin to a GPIO pin and use a Python library like Adafruit_DHT or CircuitPython to read the values.
Q: Do I need an external resistor for this module?
A: If you are buying the module version (with the PCB board), it usually includes the necessary pull-up resistor onboard. If you are using the bare component, you will need to add a 10k ohm pull-up resistor between the data and VCC pins.
Q: What is the difference between DHT11 and DHT22?
A: The DHT22 offers higher accuracy and a wider operating range for both temperature and humidity compared to the DHT11. The DHT11 is more suitable for basic indoor applications, while DHT22 is better for precise or outdoor use.
Jiuzheng Tongming Submerged Solenoid Pulse Valve TMF-Y-25/40/50/62/76S, Dust Removal Pulse Blowing Valve
$150.00
Large Water Bucket Stand – Storage Rack for Office Purified Water Dispensers and Mineral Water Containers
$282.56
Double Loop Chain Lifting Sling, Manganese Steel Double-End Ring Hoisting Chain, G80 Manganese Steel Lifting Rigging 1/2/3/5T
$98.00
Hesdige JG-376 Portable Stone Removal Hook - Multi-Function Tool for Cleaning Gravel from Car Tire Treads
$16.91
Used 90% Condition Removed Car Tires 165 175 185 195 205 215 225 235/50 55 60 65 R13 14 15 16 17
$68.00
Blower Assembly AC Motor Fan for Changan CS75, Raeton CC, Oshan A800, and CS35 - Original Equipment
$427.73
Professional Sketch Blending Knife - Gray Tone Sponge Blender for Details and Highlights - Art Exam Tool
$2.90
Yuanzhi Water Bucket Rack 3/4/5 Tier Single Row with Board V-Shaped Water/Paper Cup Pure Mineral Water Bucket Storage Stand
$143.00
Rubber Wheel Chock 460x180x160 Anti-Slip Triangular Wedge
$354.33
Household Small Range Hood Portable USB Desktop Smoke Extractor for Living Room Hot Pot BBQ Odor Removal Mini Fume Extractor
$39.00
Household Water Dispenser Stand - Multi-Tier Floor Rack for Bottled Pure Water and Mineral Water in Offices
$129.74
WYPALL* Microfiber Cleaning Cloths Yellow 83610, 6 Sheets/Pack * 4 Packs/Case
$132.76
Ceramic Ink Dish, Water Dish, Brush Rest, Ice-Crack Ink Box, Multi-Function Brush Washer, Ink Stone, Brush Holder, and Kung Fu Tea Cup
$1.90
Car Tire Stone Removal Hook, Foldable and Extendable Tool for Extracting Pebbles from Treads
$2.07
Touchscreen Waterproof Phone Pouch for Swimming and Rafting, Sealed Bag for Beach, Sand, Snorkeling, and Underwater Photography
$5.53
Chunfei Grocery Store Yunan GR02 Gravel Bike, Thru-Axle, Mechanical Disc Brakes, Lightweight Touring Setup with Multiple Rack Mounts
$6,441.00
Electric Guitar Tutorial for Beginners - 7-Week Self-Study Plan with Exercises, Corrections, and Materials
$219.00
Professional Bathtub-Style Brush Washing Set - Cute 3-Piece Watercolor and Chinese Painting Brush Cleaner with Palette
$11.80
![[Sold Out & Discontinued - Display Only] Radish Defense ABO20.0 Spring Tour Series Blind Box Figure](https://www.gosteppe.com/cache/small/product/269201/legacy-main-5af4651a8d30dc42d9412600.png)
[Sold Out & Discontinued - Display Only] Radish Defense ABO20.0 Spring Tour Series Blind Box Figure
$16.90
Ebru Marbling Plastic Tool Kit – Needles, 3-Prong Combs, Cones, Straws, and Droppers for Peacock Patterns
$1.28
CANDLE.LAB | Silicone Border Mat for DIY Scented Candles and Soap Making Tray Mold
$32.00
Shiji Runde Coal Shed Mine Dust Removal Explosion-Proof Anti-Freezing Fog Cannon Port Dust Suppression 80m Ultra-Fine Industrial Fog Machine
$4,180.00
Mobile Retractable Spray Booth for Furniture - Foldable Track-Mounted Painting Room
$6,240.00
Long Handle Bristle Paint Brush - Hog Hair Brush for Oil Painting, Acrylic Wall Art, and Children's Drawing
$1.80
Electrostatic Powder Coating Equipment and Electronic Powder Dispenser Supply
$17,250.00
DIY Toast-Shaped Silicone Mold for Handmade Soap - Square Soap Making Mold
$105.00
Kindergarten Sponge Stamp Set – Mushroom-Head Circular Printing Tools for Kids' DIY Art and Painting Kits
$3.50
Heavy-Duty Lifting Chain Set – Manganese Steel Chains with Hooks, Rings, and Hoist Accessories
$198.00
Car Tire Stone Removal Tool, Multi-Function Groove Hook for Portable Tire Picking and Cleaning
$11.50
m Dogs Strap Auto Retractable Dual Dog Leash With
$199.92
![[Trial Pack] Xianlang Complete Cat Treat Sticks Meal Packs Main Course Cans Freeze-Dried Cat Food Sample Snacks Gift Set](https://www.gosteppe.com/cache/medium/product/208273/legacy-main-9ec245ebf781f65a434ba854.webp)
