12PCS Capacitive Soil Moisture Sensor Module for Arduino 3.3-5.5V 3-Pin Corrosion Resistant W/Gravity Soil Humidity Detection Gravity Sensor Garden Watering DIY Modules?Capacitive soil moisture sensor?Through capacitive sensing principle to detect soil moisture,which can avoid corrosion problems and extend working life.?Interface:PH2.54-3P?This...

12PCS PFM Control DC-DC 0.9V-5V to 5V Converter Step Up Boost Converter Module 600MA Mobile Power Bank USB Charger Power Supply ModuleInput 0.9V~5V DC voltage, can output 5V DC voltage stably, output current:500~600MA.High conversion rate:PFM control DC/DC boost controller chip,...

2PCS AC 80-300V LCD Digital Voltmeter,Flat US Plug Voltage Measuring Monitor AC 110V 220V Voltage Panel Power Volt Test Monitor Gauge MeterThe measuring voltage range is AC 80-300V (110V, 220V);Power consumption is less than 1W(about 1kwh/1200 hours).Application: Wide measuring range,...

300PCS Earring Hooks for Jewelry,Earring Making Kit Hypoallergenic Earring Hooks,Fish Hook Earrings with Jump Rings and Earring Backs for DIY Jewelry Making(Gold Color)High quality: The surface of the earrings look very shiny,hypoallergenic and lightweight,and will not cause allergic reactions on...

300PCS Earring Hooks for Jewelry,Earring Making Kit Hypoallergenic Earring Hooks,Fish Hook Earrings with Jump Rings and Earring Backs for DIY Jewelry Making(Silver Color)High quality: The surface of the earrings look very shiny,hypoallergenic and lightweight,and will not cause allergic reactions on...

3pcs JSN-SR04T Ultrasonic Distance Sensor,Measuring Ranging Transducer Module Ultrasonic Module 5V DC Waterproof Measuring Transducer Module with 2.5M Probe CableStatic current :5mA,Total working current :30mA;Working voltage: DC 5V;Working frequency :40KHZ.JSN-SR04T ultrasonic ranging module measuring range :25cm-450cm.Note:Can be used in wet...

4PCS Bluetooth Module BT Modules 6 Pin Wireless RF Transceiver Long Range Bluetooth Transceiver for Arduino (HC-05)Advantages:The HC 05 Bluetooth module deserves your attention because of the advantages of small size,high transceiver sensitivity, low power consumption and so on.Easy Operation:The...

6PCS 18650 Charging Board,18650 Charger Board Dual USB 5V 2A 1A Mobile Power Bank Module Lithium Battery Charger Board Short Circuit Protection DIY Power Bank Board18650 Charger Board:The module is a portable backup power source that charges the internal battery.Size:...

6PCS AM312 Mini Human Sensor Module, HC-SR312 Pyroelectric Infrared PIR Motion Automatic Detector DC 2.7 to 12V with 10pin Wire for ArduinoWorking Voltage:DC 2.7V-12V;Max Static current:1mA;delay time: 2S;Blockade time: 2S;Sensor angle:100 Degree;Sensor distance: 3-5m.Repeatable Trigger Mode:When people enters the sensing...

6pcs Voltage Tester 0.36" 3 Wire DC 0-30V 3-Digit Voltmeter Gauge Tester 3 Colors LED Display Voltage Tester Small Battery Monitor Voltage Meter Blue Red GreenThree-wire connection enable the voltage test rang from 0.00 to 30V;Two-wire meters cannot measure the...

7PCS AHT10 Digital Temperature and Humidity Sensor Module High Precision Measurement Modules 1.8-6.0V I2C Communication Replace DHT11 SHT20 AM2302AHT10 Sensor:AHT10 is equipped with a new designed ASIC chip,which is reliable for determining temperature and humidity;4 x 5mm on the bottom...

AC 80-300V LCD Digital Voltmeter,Flat US Plug Voltage Measuring Monitor AC 110V 220V Voltage Panel Power Volt Test Monitor Gauge MeterMeasuring voltage range is AC 80-300V (110V, 220V);Power consumption is less than 1W(about 1kwh/1200 hours).Application: Wide measuring range, low power...