BestDealPlus
  1. Home
  2. All Categories
  3. Security & Protection
  4. Building Automation
AC 85V-265V 50/60Hz Automatic Sensor Light Switch LED PIR Infrared Motion Sensor Detection Night Light Indoor Outdoor
US $ 2.97
US $ 5.50
-46%
(5.0)
Tuya 85-250V 220V Wifi Switch Module 1/2/4 Channel Inching Relay Work With Alexa Google Home Smart-Life APP Control
US $ 3.30
US $ 3.54
-6%
(4.4)
HOT
FS40 vertical rockerHigh Pressure Farm Agricultural Irrigation Sprinkler Automatic Rotating Water Spray Gun
US $ 214.15
US $ 227.82
-6%
(5.0)
XH-W1319 Incubation Thermostat Digital Temperature Controller Hatching Mute Heating Temperature Control 0.1 Degree
US $ 9.02
US $ 18.39
-51%
(5.0)
Tuya Wifi Thermostat Smart Home Battery Powered Temperature Controller For Gas Boiler Works With Voice Assistant White ABS
US $ 33.38
(5.0)
MLX90640 Camera Module Thermal Image Temperature Sensor 32X24 IR Infrared Array Thermometric Dot Matrix 32X24
US $ 47.36
(5.0)
Christmas Tree 7.5FT 1450 Branch
US $ 99.71
US $ 332.35
-70%
(5.0)
XH-W1820 Round Panel Install Digital Temperature Controller High Power Heating/Cooling 110-220V
US $ 19.43
(5.0)
CWT-L1T-DS Wireless Gsm 3g 4g Sms Wifi Temperature Alarm Transmitter Data Logger
US $ 61.00
(5.0)
3pcs LED Lighted Christmas Gnome Handmade Santa Elf Figurine Faceless Doll Decor
US $ 27.91
US $ 93.02
-70%
(5.0)
12V 24V DC 9 Channels Separate Led Strip Tape Controller Jump Water Burst Flash Horse Sign Luminous Word Switch
US $ 18.96
US $ 43.09
-56%
(5.0)
Digital Temperature Controller Build In Outlet 2200W 220V 10A Thermostat Controller For Reptile Freezer
US $ 22.29
(5.0)
HOT
UNIVO UBCZ-1000 oil hydraulic cylinder water level and mechanical liquid level transmitters Magnetic displacement sensors
US $ 871.56
US $ 917.43
-5%
(5.0)
Portable with 100ft Cabl Infrared Night Vision Light 3.5 Inch LCD Underwater Fishing Camera
US $ 332.55
US $ 350.05
-5%
(5.0)
Home Automation EU Smart Socket For Home Security System
US $ 18.00
US $ 25.00
-28%
(5.0)
16 Channel 12V Relay Module With Optocoupler Low Level Trigger Expansion Board For Raspberry Pi Arduino
US $ 11.69
(5.0)
3X For Senseair S8 004-0-0053 S8-0053 Infrared CO2 Carbon Dioxide Sensor S8 0053
US $ 79.84
(5.0)
10 Pieces 90 Degree 2P BNCQ9 Connection Board White Adapter For PCB Assembly For CCTV Systems
US $ 6.22
US $ 6.67
-6%
(5.0)
FULL-Humidity Switch Module HR202 Humidity Switch Relay Module Humidity Sensor Controller DC5V Portable Module
US $ 3.63
(5.0)
PIR Motion Sensor Light Switch 220V Time Delay Mode Adjust Infrared Human Body Motion Detector Auto Control ON/OFF Lighting
US $ 2.90
US $ 4.15
-30%
(5.0)
Water Level Alarm Water Leakage Detector Overflow Alarm Full Water Alarm 120 DB Security Alarm System
US $ 5.60
(5.0)
5Pcs For Arduino Bluetooth Serial Wireless Module Compatible With SPPC Bluetooth 2.1+EDR Replace HC-05 HC-06 At BT06
US $ 2.29
US $ 5.76
-60%
(5.0)
2 Channel Relay Module 30A With Optocoupler Isolation High Low Trigger For Smart Home PLC With Guide Rail
US $ 9.02
US $ 20.49
-56%
(5.0)
Wifi Smart Light Switch 4CH Mdule DC 5V 12V 24V RF 433 Receiver 10A Relays Work with Alexa Google Assistant Tuya Smart Life
US $ 3.04
(4.9)
DC 12V PWM 2-3 Wire Fan Temperature Controller Speed Governor Display Module For PC Fan/Alarm Easy To Use , Blackhead Probe
US $ 6.27
(5.0)
8Ch Input/Output Digital Switch TTL Lvttl CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay
US $ 6.64
(5.0)
GY-MAX4466 Electret Microphone Amplifier Sensor With Adjustable Gain
US $ 1.29
US $ 1.85
-30%
(5.0)
10DBi WIFI antenna 2pcs 7265ac 9260 9560 Ax201 Connector Dual Frequency PCI PCMCIA RP-SMA W/ 2 Ipex4 Lines 2.4/5G
US $ 7.99
US $ 36.32
-78%
(5.0)
Wifi Weather Station Kit BME280 Temperature Humidity Pressure Sensor + OLED IIC LCD Display + Jumper Wire
US $ 22.41
(5.0)
RISE-2X DC 12V ESP8266 ESP-01 4-Channel Relay Module Wifi Module For Iot Smart Home Mobile Phone APP Controller Wifi Relay
US $ 15.01
US $ 25.01
-40%
(5.0)
Tuya Wifi Infrared Remote Control Temperature And Humidity Sensor Black ABS Suitable For Alexa Google Home New
US $ 32.24
(5.0)
1PC New Taylor Ice Cream Machine Parts Bag C708 706 Parts Bag for TAYLOR Ice Cream Machine Parts
US $ 50.36
US $ 83.93
-40%
(5.0)
DC 6-30V LED Digital Time Delay Relay Module Programmable Timer Relay Control Switch Timing Trigger Cycle With Case
US $ 6.89
US $ 10.13
-32%
(5.0)
Laboratory Graduated Plastic Conical Flask, Measurable, Smooth Thick Wall, Two Bottles of 250Ml
US $ 4.38
(5.0)
App Remote Control Temperature Humidity Sensor Detector Doodle Bluetooth Smart Home Soil Temperature And Humidity Meter
US $ 17.22
(5.0)
Time Delay Module,DC 24V 0-15 Min Adjustable Cycle Time Relay Timer ON/Off Module
US $ 3.78
(5.0)
Dragino AQS01-L Indoor LoRaWAN CO2 Air Quality Sensor for CO2, Temperature , Relative Air Humidity and Air pressure
US $ 89.58
(5.0)
10 Pieces Computer TV LCD Monitor Stand Bracket Mounting Screw M4x10mm
US $ 1.09
US $ 1.91
-43%
(5.0)
Magnetic Cap for Pencil, Magnetic Replacement Protective Cap Cover for Pro Pencil - White 1pc
US $ 0.85
US $ 1.50
-43%
(5.0)
6 Channel Rpi Relay Control Panel Module Expansion Board For Raspberry Pi 3 2 A+ B+ 2B 3B
US $ 19.46
(5.0)
Temperature And Humidity Sensor,FG6020 Temperature And Humidity Sensor Probe For HVAC Incubator
US $ 26.75
US $ 33.44
-20%
(5.0)
DC 12V Soil Moisture Controller Module Humidity Sensor Controller Irrigation System Automatic Watering Module
US $ 5.73
(5.0)
AR9331 Development Board Module Openwrt Tutorial Router Wifi UART Serial Port Transparent Transmission Better than RT5350
US $ 49.08
US $ 54.53
-10%
(5.0)
Infrared CO2 Sensor Module For Carbon Dioxide Co2 Monitor Gas Sensor , Carbon Dioxide Concentration Sensor
US $ 20.05
(5.0)
Tuya Smart Temperature and Humidity WiFi/ZigBee Sensor Smartlife Remote Monitoring Home Thermometer Support Alexa Gooogle Home
US $ 2.54
US $ 6.15
-58%
(5.0)
BME280 5V Digital Sensor Temperature Humidity Barometric Pressure Sensor Module I2C SPI 1.8-5V For Arduino
US $ 12.45
(5.0)
1PCS NEW FOR YORK Temperature Sensor 025-47673-000
US $ 37.30
US $ 63.21
-41%
(5.0)
Gas Sensor Carbon Dioxide Detection Sensor Module CJMCU-811 Module CO2 ECO2 TVOC Air Quality Detecting I2C Output CJMCU-811
US $ 13.47
(5.0)
HOMCOM 7.5ft Artificial Christmas Tree, Xmas Tree with 1346 Branch Tips, Auto Open, Holiday with Steel Base for Home Office
US $ 118.44
US $ 382.05
-69%
(5.0)
Temperature Sensor For Sundance Spa For Hot Tubs Temp Sensor Outdoor Pool Accessories
US $ 15.97
(5.0)