SIM900A V4.0 Kit Wireless Extension Module Antenna Tested GSM GPRS Board 5V
Features:-
- supports CSD, USSD, SMS, FAX
- Supports MIC and Audio Input
- Speaker Input
- Features keypad interface
- Features display interface
- Features Real-Time Clock
- Supports UART interface
- Supports a single SIM card
- Firmware upgrade by debug port
- Communication by using AT commands.
Simonk ESC 30A
Features
- Model: SIMONK 30A.
- Constant Current: 30A (Max 40A < 10 sec).
- BEC: 5V 2A.
- Suitable Batteries: 2-3S LiPo.
SimonK 30A 2-3S Brushless ESC For RC Model (High Quality)
Features
- MODEL: STANDARD 30A BLDC ESC ELECTRONIC SPEED CONTROLLER
- WEIGHT: 23g
- DIMENSIONS: 45 x 24 x 9 mm(LxWxH)
- Color: Yellow/Red(Depends on Availability)
- CURRENT (A): 30A
- BEC: 3A
- Li-Poly: 2-3
- Ni-Mh/Ni-CD: 4-10 Ni-Mh
- CONSTANT CURRENT: 30A Max 40A<10s
- Li-Poly 2-3 CELLS; Ni-MH 4-10 CELLS Auto Detect
- Break On/Off
SK8 Linear Rail Shaft Guide Support Bracket For 3D Printer Bearing CNC Step Motor
Features:-
- Model description: SK8
- Shaft ID: 8mm
- Dimensions: 14 x 42 x 32 (LxWxH) mm
- Mounting Hole Diameter: Approx. 5.5 mm
- Center Hole Distance: Approx. 32 mm
- Material: Steel
- Net Weight: 25g.
SK8 Linear Rail Shaft Guide Support Bracket For 3D Printer Bearing CNC Stepper Motor
Features:-
- Model: SK8.
- Shaft ID: 8mm
- Mounting Hole Diameter: Approx. 5.5 mm
- Center Hole Distance: Approx. 32 mm
- Material: Steel
- Light and simple design
- High torque capacity
- High rigidity
- High positioning accuracy, high rotating accuracy
- High efficiency
- Riding stability
- Dimensions: 14 x 42 x 32 mm
- Weight: 30gm.
SK8 Linear Rail Shaft Guide Support Bracket For 3D Printer Bearing CNC Stepper Motor
Features:-
- Model: SK8.
- Shaft ID: 8mm
- Mounting Hole Diameter: Approx. 5.5 mm
- Center Hole Distance: Approx. 32 mm
- Material: Steel
- Light and simple design
- High torque capacity
- High rigidity
- High positioning accuracy, high rotating accuracy
- High efficiency
- Riding stability
- Dimensions: 14 x 42 x 32 mm
- Weight: 30gm.
Small Electric Drill Bit Collet Micro Twist Drill Chuck Set – 952211-05 3mm
Features:-
- Material: Copper.
- Material: Stainless Steel
- Excellent workmanship: 0. 5 3. 0mm
- Item Weight 30 Grams
- Drill collet size: 0. 5mm, 1. 0mm, 1. 5mm, 2. 5mm, 3. 0mm.
Smart car kit Electronic kits DIY V3 with Ultrasonic Ranging car Bluetooth wireless control IR remote control
Features:
- Working voltage: 7V – 12V.
- Decelerate motors ratio 1:48, drive voltage 6V.
- Uses L298N driver module, real isolation to MCU.
- Three groups of hunt module(detects black and white lines), higher accuracy.
- Infrared remote communication module, composed of smart car to be remote control system.
- Bluetooth wireless communication module (short-range wireless remote control).
- With economic and environmentally friendly rechargeable battery and charger.
- Can be equipped with a variety of sensor modules, depending on your imagination to achieve a variety of functions.
Smart Robot Car Chassis Kit 2 Wheels
Features
- Smart car chassis tracing car Robot car chassis with code disk, Ideal for DIY.
- This car is the tachometer encoder.
- With a 4 AA battery box (batteries not included).
- Can be used for distance measurement, velocity.
- Can use with other devices to realize function of tracing, obstacle avoidance, distance testing, speed testing,
- wireless remote control.
- Size: 21 x 15 cm (L x W).
- Wheel size: 6.5 x 2.7cm (Dia. x H).
Socket Adapter Plate Board for 8 Pin Nrf24L01 Wireless Module
Features
- Used with NRF24L01 wireless module
- Add core nRF24L01+ Breakout Adapter with onboard 3.3V Regulator
- Onboard 3.3V voltage regulator accepts your Arduino +5V supply and provides 3.3V for the attached nRF24L01+ module
- Allows for easy connection to nRF24L01+ modules
- Small power on SMD LED indicator
- On-Board Voltage Regulator:– Voltage Regulator Input Voltage (connected to VCC): 4.8V to 12V
– Voltage Regulator Input Voltage Max: 15V (we recommend staying below 12V)
- Dimension: 15.3 x 11.5 x 1.2 cm
- Weight: 10 Grams.
Soil Moisture Sensor
Features
- Dual output mode, analog output more accurate
- A fixed bolt hole for easy installation
- With power indicator (red) and digital switching output indicator (green)
- Having LM393 comparator chip, stable.
- Operating Voltage: 3.3V~5V
Solar Toys Car 1 Set Mini Solar Powered Toy DIY Car Kit Children Educational
Features:-
- Self-assembly required.
- It is a DIY Solar Power forward car, open a spare parts package, handmade, you can make a solar car as the picture shown,
- Without the battery.
- In the summer sunlight, you can move forward, the car’s speed is not fast, run more stable torque, with some climbing ability.
- Mini Size, convenient to store and carry
- Solar power supply, don’t need a battery, the car will run under the sun
- It can improve children’s abilities of creativity and practice
- It is not a finished car , you need to DIY by yourself
- Material: ABS
- Size: approx. 8.0cm*7.5cm*3.2cm
- Net Weight: 50g.
SOLENOID VALVE 12V
Features
- Rated Operating Voltage: 12V DC
- Rated Current: 0.6A
- Operation Mode: NC (Normally Closed)
- Pressure: 0.02 – 0.8MPa
- Max fluid temperature: 100°C
Solid Relay Module 2 channel 5v low level trigger for Arduino
Features:
- 5V Solid State 2-channel Relay
- Output With resistive fuse 240V 2A.
- Input Power: 5V DC (160MA).
- Input control signal voltage: 0 – 2.5V state low relay OFF/3.3V – 5V state high relay ON
- Working current: 12.5mA.
- Trigger voltage: 2.5v
- Trigger current: 2mA.
- Rated output load: 100V to 240V AC (50Hz/ 60Hz) 2A per channel
- Rated input power: 5V, 160mA (all channels ON)
- Triggered at Low level (or Active Low)
- Separate LEDs showing the status of each Solid-State Relay
- Input control signal:
- -Low Signal (Solid-State Relay ON / CLOSE), 0V- 2V or GND
- -High Signal (Solid-State Relay OFF / OPEN), 3.3V – 5.0V or leave it floating
Solid Relay Module 4 channel 5v low level trigger for Arduino
Features:
- Part Number: G3MB-202P
- Power supply:5VDC/160mA
- Trigger Voltage (VDC):5
- Switching Voltage (VAC):240@2A
- Isolation: Phototriac.
Solid State Relay Module DC To AC SSR-40DA 3-32VDC/24-380VAC 40A
Features:
- Long Service life and high Reliability
- Reduced Electromagnetic Interference
- Highly reliable, compact size designed to offer users maximum simplicity
- Trigger Voltage: 3-32VDC
- Switching Voltage: 24-380VAC@40A.
Solid State Relay Module SSR-25DA 25A /250V 3-32V DC Input 24-380VAC Output
Features:
- Model: SSR-25DA
- Operating Voltage(VDC): 3-32
- Operating Load Voltage (VAC): 24-380
- Rated Load Current (A): 25
- Color: Light Gray.
Solid state relay SSR-40DD 40A 3-32V DC to 5-60V DC SSR 40DD relay solid state
Features:
- Items: Solid State Relay.
- Model: SSR-40 DD.
- Input voltage: 3-32VDC.
- Output voltage: 5-60VDC.
- Output current: 40A.
- On voltage: ?1V.
- One-off Time: ?10ms.
- Off leakage Current: ?2mA.
- Weight: 0.106kg.
Sound Sensor
Features
- Working voltage: DC 3.3-5V.
- IC Chip: LM393
- Signal output indication.
- The output is digital.
- Single channel signal output.
- With the retaining bolt hole, convenient installation.
- Output low level and the signal light when there is sound.
SP1848-27145 40x40mm Thermoelectric Power Generator TEG 150°C Peltier Module
Features:-
- Small and lightweight, convenient for use.
- Designed specifically for power generation.
- Sealed for moisture protection and contain thermal elements formulated for optimum Seebeck power generation.
- High-temperature 120°C, with NM static protection.
- Operating Temperature: 0-120°C
- Maximum Temperature: 120°C
- Open Circuit Voltage: 4.8V.
Speed Measuring Sensor
Features
- Using imported groove optical coupling sensor, width 5mm.
- It has the output state light, if output high level, the lights are off. if output low level, it on.
- If it covered, it will output high level; otherwise, its output low level.
- Good signal and waveform, with a strong driving ability for more than 15mA.
- Equipped with a fixed bolt hole, easy insta
Square 10 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
Square 100 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
Square 150 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
Square 30 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
Square 300 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
Square 500 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
Square 60 rpm
Features
- Heavy Duty Metal Gears.
- Uniformity of parts.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- Relatively low coefficient of friction.
- Corrosion-resistance; elimination of plating, or protective coatings.
STC Automatic Programmer Usb – TTL 5V 3.3V SCM Burning Programmer
Features:-
- Supports 3.3V and 5V STC full range of all SCM burning procedures.
- Highest baud rate 115200
- Programmer automatically downloads without cold start, no need to frequently power down SCM.
- 4The burner with USB to TTL, USB to serial port function, can be used for USB to TTL electronic product upgrades, does not affect the normal serial communication debugging
- The success rate of STC12, STC15, STC11, STC10 series programs can be up to100%.
- Programmer uses CH340 + SCM control core.
- With 500MA self-recovery fuse, perfect to protect your computer motherboard!
- Metal aluminium shell protection burner motherboard.
- The interface definition is printed on the shell.
STEM learning kit of light following firefly robot for kids diy insect robot
Features:-
- Easy to Assemble
- Operating Voltage: 3V
- The battery is not included
- Self-assembly required
- Without the battery.
- Mini Size, convenient to store and carry
- It can improve children’s abilities of creativity and practice.
Stepper Motor NEMA 23 23 kg-cm Hybrid Bipolar
Features:
- Phase – 2 phase Bipolar
- Rated Voltage:2.55V
- Current/ phase: 3.5A
- Inductance/ phase: 2.8 mH (20% variance)
- Resistance/ phase: 0.73 Ohms (10% variance)
- Holding Torque: 23 kg-cm
- Number of Leads: 4
- Step Angle: 1.8°
- Step Angle Accuracy: ±5% (full step, no load)
- Resistance Accuracy: ±10%
- Inductance Accuracy: ±20%
- Frame Size: 85x85mm.
Stepper Motor NEMA 23 28 kg-cm Hybrid Bipolar
Features:
• Phase – 2 phase Bipolar
• Rated Voltage:4.8V
• Current/ phase: 3A
• Inductance/ phase: 7.5 mH (20% variance)
• Resistance/ phase: 1.6 Ohms (10% variance)
• Holding Torque: 28 kg-cm
• Number of Leads: 4
• Step Angle: 1.8°
• Step Angle Accuracy: ±5% (full step, no load)
• Resistance Accuracy: ±10%
• Inductance Accuracy: ±20%
• Frame Size: 85x85mm
• Shaft Length: 32mm
Stepper Motor NEMA 34 122 kg-cm Hybrid Bipolar
Features
- Supreme finish
- Smooth surface
- Long-lasting life
- Low cost for control achieved
- High torque at startup and low speeds
- Ruggedness
- Simplicity of construction
- Can operate in an open-loop control system
- Low maintenance
- Less likely to stall or slip.
Stepper Motor NEMA 34 46 kg-cm Hybrid Bipolar
Features
- Step Angle Step Angle: 1.8 °
- Current: 4 A/Phase
- Holding Torque: 460 N-cm
- Lead Wires: 4
- Shaft diameter: 14 mm.
Stepper Motor NEMA 34 68 kg-cm Hybrid Bipolar
Features
- Rated Voltage:4.2V
- Current/ phase: 4A
- Holding Torque: 68 kg-cm
- Number of Leads: 4
- Step Angle: 1.8°
- Step Angle Accuracy: ±5% (full step, no load)
- Resistance Accuracy: ±10%
- Inductance Accuracy: ±20%
- Frame Size: 85x85mm
- Shaft Length: 32mm
- Shaft Diameter: 12mm
- Long-lasting life.
Stepper Motor NEMA 34 87 kg-cm
Features
- Rated Voltage:4.2V
- Current/ phase: 5A
- Holding Torque: 87 kg-cm
- Number of Leads: 4
- Step Angle: 1.8°
- Step Angle Accuracy: ±5% (full step, no load)
- Resistance Accuracy: ±10%
- Inductance Accuracy: ±20%
- Frame Size: 85x85mm
- Shaft Length: 32mm
- Shaft Diameter: 12mm.