Reference: RBD-2141

Anti-Corrosion Water Level Sensor with Ball Float Switch

Rating contract (Max.): 10 W Switching power supply (Max.): 110VDC Resistance contract (Max.): 100 Ω Appro. Float Ball Size (mm) : 24×17 (LxD) Body Total Length (mm) : 85 Cable Length (cm) : 37 Total Float opening: 70° Switch ON/OFF angle Approx. betn 15° to 20°

Reference: RBD-1671

ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino

ESP32 Bluetooth Wi-Fi development board, support NodeMCU / Arduino DHT11 temperature and humidity sensor CP2104 communication chip USB TO TTL Micro USB port Soil probe (long) soil temperature and humidity detection module 18650 Lithium Battery Holder Powered (Battery is not included)

Reference: RBD-2060

3.5 Inch IPS TYPE-C Secondary Screen CPU GPU RAM HDD Monitoring USB Display

3.5 Inch IPS TYPE-C Secondary Screen CPU GPU RAM HDD Monitoring USB Display

Reference: RBD-1868

DC 12V 60W High Pressure Micro Diaphragm Water Pump Automatic Switch 5L/min Range 8m Water Pump

Watering configuration: much the same, additional sprinklers and timers are required 12V DC reflux diaphragm pump 550, the price is the price of a pump, without other accessories Maximum pressure: 0.8MP. Voltage: 12V, current: at least 2A, measured 1A is not able to bring Suction: 3 meters or so, preferably 2 meters (no problem if the vertical height is...

Reference: RBD-1016

Sonoff Dual 2CH Wifi Smart Switch

Power Supply: 90-250V AC Max Current: 16A(2 gang),10A(1 gang) Max Power:  3500W(2 gang) / 2200W(1 gang) Product Dimensions: 114*52*32mm Color: White  Frequency: 802.11 b/g/n  Security Mechanism: WPA-PSK/WPA2-PSK

Reference: RBD-1942

MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System

Actuation Distance : 15 – 25 mm; Connecting cable length: 30 cm. Magnetic sensor alarm, control the switch of the circuit via the built-in magnet Alarm when someone intrudes into your places Can be used in places like apartment, hotel, office, etc.

Reference: RBD-1920

Programmable Relay Timer Module USB Smart Home Controller

Compared with electromagnetic relay products, the service life is longer. This product can realize fast switching of the circuit, and the number of switching is unlimited. Most equipment can use this product as it is very convenient; The interface is clear and simple, powerful, easy to understand, and almost meets all your needs. The module is featured...

Reference: RBD-0707

KTJ TA318 2.8" LED Indoor / Outdoor Thermo-hygrometer

Temperature measuring range: -10'C~+50'C (14'F~122'F) Humidity measuring range: 25%RH~98%RH Accuracy: ±1'C / ±5%RH With 150cm sensing cable 'C/'F switchable

Reference: RBD-1526

Sonoff TX Series WiFi T3 EU 2 Gang

Can control up to 2 device 220V Model : T3EU2C Remotely control devices through a phone Turn on/off devices with Amazon Alexa and Google Assistant Touch control buttons for convenient operation Set a particular time to turn on/off devices Customize one or groups of SONOFF devices to turn on/off with a simple tap Allow you to manage devices when there is...

Reference: RBD-1965

LoraTap Tuya Smart ZigBee 3.0 Hub Wireless Multi Mode Mesh Gateway

LoraTap Tuya Smart ZigBee 3.0 Hub  Simple operation Easy to use Plug and play Using infrared sensor technology method Making your life more fashionable

Reference: RBD-1535

WGP Mini UPS - Router + ONU Backup Output 5V, 12V, 12V

Multiple Outputs: 5V+12V+12V Constant DC output, long backup time up to 6 hours Intelligent circuit design with over-charging, over-discharging and short circuit protections Suitable for 95% DC/USB digital products, such as: modem, router, CCTV camera, mobile phone etc.

Reference: RBD-0814

Sonoff Basic R2- WiFi Wireless Smart Switch

The 2021 Model is Sonoff Basic R2 Support remotely turn on or off added devices. Support Max 8 timers tasks for each added device. Works with AMAZON ALEXA Works with GOOGLE ASSISTANT Also, Work with NEST Support numerous Wi-Fi smart switches one smartphone.

Reference: RBD-2124

Sonoff POWR320D Elite Smart Power Meter Switch

The Sonoff POWR320D Elite Smart Power Meter Switch allows you to monitor and track the energy consumption of connected electrical appliances in real-time. You can control the switch and monitor energy usage from anywhere using the app on your smartphone or tablet. By monitoring energy consumption, you can take steps to improve energy efficiency and reduce...

Reference: RBD-2204

Programmable Timer Relay Control Weekly THC15A

The THC15A Electronic Digital Timer Switch is a relay control device that can be used to switch on and off electrical devices at preset times. It can work with a wide range of voltage inputs, including 220V, 12V, 24V, and 110V, making it versatile and adaptable to different systems and devices. It features an easy-to-use digital interface and a wide range...

Reference: RBD-1331

AC Light Dimmer Module, 2 Channel, 3.3V/5V logic, AC 50/60hz, 220V/110V

High-quality BTA16-600B TRIAC AC Voltage: 220V/110V; 50/60Hz Rated current: 5A Logic: 3.3V/5V Peak Operating Current: 8A

Reference: RBD-0442

DC 12V Solenoid Electric Door Lock

Holding force: 0.25 kg Energized forms: intermittent Unlocking time: 1s Dimensions: 27 x 29 x 18 mm (LxWxH) High quality ultra-compact electric lock. RoboticsBD

Reference: RBD-1654

5 In 1 Portable CO2 Detector Air Quality Detector Intelligent Air Detector

5 In 1 Portable  CO2 Detector Air Quality Detector Intelligent Air Detector Temperature and Humidity Sensor Carbon Dioxide Monitor TVOC Formaldehyde Detection HCHO Detector  Color Black

Reference: RBD-1680

Electric Bolt Lock 12V DC

Electric Bolt Lock 12VDC Ultra-Low Power Design, More Durable and more environmentally friendly. 500,000 times power lock durability High strength aluminum lock body, stainless steel bolt.

Reference: RBD-1336

ESP8266 5V WIFI Relay Smart Home Remote Control Switch

Onboard Module: ESP8266 wifi module; in AP mode it can connect with 5 Clients at the same time Operating Way: cellphone carried on wifi module; cellphone and wifi module carried on the same router, and use the APP to control relay Transmission Distance : 400m (max) Relay : 5V,10A/250V AC 10A/30V DC Baud Rate: 9600. Diode effusion protection; Short...

Reference: RBD-1418

Sonoff 4 Channel R3 Wireless WiFi Smart Switch (10A, 2200 W)

Model: 4CHR3 Input Voltage: 110-240V AC 16A MAX Output Voltage: 110-240V AC 10A/Gang (16A total) WiFi: IEEE 802.11b/g/n 2.4GHz Color: White Material: PC Dimension: 145 x 90 x 34 mm

Reference: RBD-1825

Wireless Baby Sound Monitor Two-way Intercom Night light

Wireless Baby Sound Monitor Two-way Intercom Night light Baby Unit can be powered with provided power adapter Parent Unit is rechargeable. Night Light. 2 Way Intercom.

Reference: RBD-1816

TTL to RS485 Converter 3.3V/5V Hardware Automatic Control Converter Module

Anti-Interference Ability Baud rate: 110 ~ 256000bps Operating Voltage: 3v  to  30VDC Compatible With Both 3V and 5V logic

Reference: RBD-1726

DS1302 Rotating LED Display Alarm Electronic Clock Module LED Temperature Display

DS1302 RTC Rotating LED Display Alarm Electronic Clock Module LED Temperature Display

Reference: RBD-1043

Solenoid Electric Door Lock DC12V (BIG)

Holding force: 0.25 kg Energized forms: intermittent Unlocking time: 1s Dimensions: 55 x 23 x 28 mm (LxWxH) High quality ultra-compact electric lock.

Reference: RBD-1176

Sonoff S26 WiFi Smart Socket

Power supply: 90V~250V AC(50/60Hz) Max. Current: 10A Remote turn on/off connected device. Support checking real-time device status on APP. Support scheduled/countdown/loop timing tasks. Setting scene to turn on/off a group of devices in the same account. Setting scene to trigger on/off the other device by status changes

Reference: RBD-1172

Motion Sensor based LED Light Lamp Holder

Infrared Sensor Automatic Lighting Control Switch with lamp holder; convenient, safe & practical. Good solution for energy saving. You can conveniently let the light auto on/off. The switch can detect the human body's infrared, and use infrared to control the load. Easy to install. Strong anti-interference ability Suitable for corridor, toilet,...

Reference: RBD-0264

Brand: SparkFun Electronics

Lockitron Mechanical Assembly

Lockitron Mechanical Assembly The Lockitron Mechanical Assembly from SparkFun is a perfect solution for the DIY home automation or Internet of Things (IoT) enthusiast, whether you want to make your life easier by not awkwardly fumbling with keys or add some extra security in your home with three-factor authentication.

Reference: RBD-2176

SX1262 LoRa Module 868MHz 915MHz RF 30dBm Long Distance 10km Transceiver Receiver SMA-K Interface Module

LoRa module based on Semtech SX1262 RF chip Supports automatic relay networking Long transmission distance up to 10 km Low power consumption Small size

Reference: RBD-1910

8 Channel 12V Relay Module USB (PC Intelligent) Control Switch

Square onboard USB interface for connection stability The use of imported high-performance USB controller chip Use the special relay driver chip ULN2803, relay work more stable Military grade PCB board production Input voltage: DC 12 V Input Current: more than 300mA Connection : NC / COM / NO Note: Relay might be different from the picture as per stock

Reference: RBD-1566

SP108E LED Wifi Magic Controller WS2812B WS2813 LED Strip Light Smart APP Wireless Control Max 2048 Pixels

Long distance APP remote control via WIFI; Support routing mode (AP) and LAN connection mode (STA); Support almost every kind of one-wire or two-wire LED driver IC; Brightness adjustable, with 180 kinds of patterns and 8 kind of color adjustable patterns;