Mt8870 Dtmf Voice Tone Decoder Module Telephone Audio Speech Decoding Module
Features
- Power Input: 5V Nominal (4.5V – 5.5V)
- 5 Channel Interface
- Detects 0-9, A-D, *, #
- 54” Pin pitch
- On-board 3.5mm jack input Facility
- On-board MT8870 frequency decoder chip
- On-board voice input interface
- On-board LED lights for output state indication
- Low power consumption
- Internal gain setting amplifier
- Adjustable guard time
- 5 Channel interface
- Power-down mode
- Inhibit mode.
AC 80 300V 100A Digital LCD Ampere Voltage Meter A mmeter Voltmeter White
Features
- Material: ABS
- Colour: White
- Voltage Measurement Range: AC 80-300V
- Current Measurement Range: AC 0-100.0A
- Power supply: < 0.2V*A
- Installation: Embedded installation
- Accuracy: 1% ± 2digit
- Measurement speed: about 2 times per second
- Display Type: LCD with blue backlight
- Operating Temperature: 10deg. C ~65deg. C
- Operating Humidity: 35~85 per cent RH
- Current Transformer: included.
AC 100A LCD Digital Power Meter Kwh Time Watt Voltmeter A mmeter with Ct
Features
- Display: LCD Backlight
- Working Voltage: 80~270V AC
- Test Voltage: 80~270V AC
- Rated Power: 100A/22000W
- Operating Frequency: 45~65Hz
- Energy Measuring Range: 0~9999.99KWh
- Power Measuring Range: 0~22000W
- Working Time: 0~9999.59 Hours
- Measurement Accuracy: 1.0 Grade.
5.5mm 6 LED and roid Pc Endoscope Waterproof Inspection Borescope Camera 5M
Features
- Waterproof level: Ip x 67
- Pixel: Vga 300k
- Resolution: 640 x 480
- Focal distance: 3cm-6cm
- Waterproof camera operating system: Android or windows2000 or windows xp or vista or windows7 or windows8.
1 or 4 Inch Keyless Drill Bit Chuck Hex Shank Adapter Converter Quick Change
Features
- Material: ABS
- Colour: Black
- Input power supply voltage: 6V-30V DC
- Output current: rated current 5A (maximum 8A, can not be extended)
- PWM frequency: 13kHz
- Duty cycle adjustable: 0%-100%
- Adjustable speed range: 0%-100%
- Fine workmanship and good performance.
- Digital display for duty ratio input
- Easy to use.
- Long service life.
DC 6 30V 6V 12V 24V 5A Pwm Motor Speed Controller with Digital Display
Features
- Material: ABS
- Colour: Black
- Input power supply voltage: 6V-30V DC
- Output current: rated current 5A (maximum 8A, can not be extended)
- PWM frequency: 13kHz
- Duty cycle adjustable: 0%-100%
- Adjustable speed range: 0%-100%
- Fine workmanship and good performance.
- Digital display for duty ratio input
- Easy to use.
- Long service life.
4 Pin Digital LCD Wood Moisture Meter Timber Damp Detector Tester 5% 40%
Features:-
- Model:MD-4G
- Display: LCD Display
- Range:5%~40%
- Resolution:1%
- Single probe length:10mm
- Color: Gray
- Material: Plastic
- Power Supply:1 x 9V Battery (Not included)
- Measure moisture content of wood, bamboo, paper etc.
- Stable performance and quick response, the meter is really reliable.
- With data hold function and low battery indication.
MDL_2 Obd2 Elm327 16 Pin Male to Female Extension Diagnostic Extender Cable
Features:-
- OBDII 16 Pin Extension Cable Adapter Male to Female.
- Suitable for 16 Pin Advanced Bluetooth OBD-II Car Diagnostic Auto Interface Scanner.
- Can save the wear and tear on your scan tool’s OBD connector.
- Multiple cables can be daisy-chained together to achieve longer lengths.
- Compatible diagnostic tools with a 16 pin socket
- Flexibility and durability.
- Length: 5 Meter.
Chrome Steel Extended 1 or 4 Inch Hex Shank Quick Change Adapter Bit Drill Chuck
Features:-
- Material: Chrome Vanadium steel
- Shank Type: Hex Shank
- Diameter: 6. 35mm(1/4)
- Length: 60mm.
- Can be used for prolonging different kinds of screwdrivers.
- Built-in magnetic, fast, fastening, greatly improve work efficiency.
- Suitable for electric drill, screwdriver, wind batch transfer using to play the role of releasing bit holder.
- The interface comes with a locking function
- Extension rod can only be fitted with a single-ended mouthpiece, but not a double-ended mouthpiece.
5 Pieces 6, 10, 13, 16, 19 mm Countersink Power Drill Bit Bore Set for Wood Metal
Features:-
- Product type: Drill Bits
- Suitable for hardness lower material, such as wood
- Shank: round handle
- Material: HSS
- Surface treatment: titanium.
Triangular Shank Hss Step Cone Drill Titanium Bit Hole Cutter 1 or 4 1 3 or 8 Inch
Features:-
- Material: High-Speed Steel Hss Steel.
- Super-hard titanium coating lasts up to six times longer than high-speed steel
- The self-starting point starts on contact
- Titanium reduces heat for longer life
- Anti-skid tip eliminates the need for centre punching or pilot hole drilling.
- Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable, but it is possible
- Applicable scope: woodworking punch.
AC 80 300V LCD Digital Volt Meter Voltmeter Eu Plug Electric Pen Meters
Features:-
- Plug-in digital voltmeter is widely used in AC80-300V detectio
- It is important for you to let the children away from the product.
- Suitable for measuring the AC voltage in many place, such as office, factory, laboratory, household and so on.
- Package List: 1 * DM55-1 AC 80-300V US Plug LCD Digital Volt Meter
10 Pieces Diamond Burr Bits Drill Kit for Engraving Carving Rotary Tool Set
Features:-
- High-quality diamond-coated bur set with 3.1mm shanks
- Suitable for the hanging mill, electric mill, engraving machines, electric machinery
- Can Carve wood, plastic and other soft materials
- Can be used to various applications including carving, grinding and etching on a variety materials
- Perfect For All Sorts Off Jobs Like Model Making,
- Compatible With Other Multi-Tool Machines
- Supporting assembly mainly used to polish glass, jade, repair abrasive and other hard objects electroplated diamond grinding
- 10 pieces assortment of various shapes and sizes bits
- Come in different sizes and coarseness to satisfy any technology fit most professional electric drills,
3 Pieces 1 or 4 Inch Hex 12, 16, 19 mm Countersink Power Drill Bit Bore Set for Wood Metal
Features:-
- Suitable for all hand and power drills
- Contains all popular sizes of countersink bits
- Suitable for hardness lower material, such as wood
- 5 Flutes chamfering device Drill bit
- Shank: 1/4″ Hex
- Material: HSS
- Surface treatment: Titanium
- Length: 6.35mm (1/4”)
- Suitable for all Woods and Soft Metals.
7 mm 6 LED Endoscope Waterproof Inspection Borescope Camera 5M USB Cable
Features:-
- Lens Diameter: 7.0MM
- Pixel: 0.3 megapixels
- Resolution: 640*480
- sensor size: 1/9 inch
- Frame Rate: 30fps
- View Angle: 67 degree
- Focal Distance: 3cm-10cm-
- LED Lights: 6pcs
- Interface: USB2.0
- Photo format: jpeg
- Video Format: AVI
- Waterproof level: IP67.
Black 2M Usb 6 Led Waterproof Borescope Endoscope Inspection Tube Camera
Features:-
- USB interface: USB 2.0
- Cable Length: 2M
- Camera head outer diameter: 7mm.
- Pixels: 300000 pixels.
- Resolution: 640*480(VGA), 30 ftps.
- LED: 6 white LED bright light.
- Focal distance: 2cm-infinate.
- Waterproof level: IP67.
- Temperture: -20 ~ 100℃.
- Color: black.
DM542 Digital Stepper Motor Driver with micro stepping 20 to 50V 4.2A
Features:-
- Power supply: DC 24-60 (V).
- Current maximum: 4.5A.
- Output phase current:1 .5A-4.5A.
- Logic input current: 1 0-20mA.
- Optical isolation signal input.
- Output current DIP switch is adjustable.
DMA860H Digital Stepper Motor Driver with micro stepping 24 to 80V 7.2A
Features:-
- Extremely cost-effective.
- Good high speed performance.
- Supply voltage up to 80VAC or +110VDC.
- Output current up to 7.2A.
- Self-adjustment technology.
- Pure-sinusoidal current control technology.
- Pulse input frequency up to 300 KHz.
- TTL compatible and optically isolated input.
- Automatic idle-current reduction.
- 16 selectable resolutions in decimal and binary, up to 51,200 steps/rev.
- Suitable for 2-phase and 4-phase motors.
- Support PUL/DIR and CW/CCW modes.
UNO R3 +WiFi ATmega328P+ESP8266 Module CH340G Compatible For Arduino Uno
Features:-
- USB-TTL converter.
- Logic Level: 5V.
- Operating Supply Voltage: 5V.
- Digital I/O Pins: 14.
- Analog I/O Pins: 6.
DM556 Digital Stepper Motor Driver with micro stepping 20 to 50V 5.6A
Features:-
- Good high-speed performance
- Supply voltage: +50VDC
- Output current from 0.5A to 5.6A
- Pulse input frequency up to 200 kHz
- Extremely cost-effective
- Automatic idle-current reduction
- Self-test and Auto-configuration technology TTL compatible and optically isolated input
- Micro step resolutions programmable, from full-step to 102,400 steps/rev
- Suitable for 2-phase and 4-phase motors
- Support PUL/DIR and CW/CCW modes.
350W 36V Electric Bike Bicycle Rear wheel Hub motor DIY Conversion Kit
Features:-
- Rated Voltage: 24V
- No load Current: 1A
- Rated Current: 14A
- Rated Power: 350 W
- Speed: 328 RPM
- Rated Torque: 6 N
- Compatible Wheel Size: 20 to 28 inches
- Spoke Holes: 36 holes
- Wheel diameter: 130 mm.
350W 36V Hub Motor for Electric Bike Bicycle Rear wheel
Features:-
- Rated Voltage: 36V
- No-load Current: 1A
- Rated Current: 14 A
- Rated Power: 350W (250 – 350W)
- Speed: 328 RPM
- Rated Torque: 6N
- Compatible Wheel Size: 20 to 28 inch
- Spoke Holes: 36 holes
- Wheel diameter: 130mm.
Mega R3 +WiFi ATmega2560+ESP8266 Module CH340G Compatible For Arduino Mega
Features:-
- USB-TTL converter.
- Logic Level: 5V.
- Operating Supply Voltage: 5V.
- Digital I/O Pins: 14.
- Analog I/O Pins: 6.
250 Volts Float Switch Sensor for Water Level Controller with 3 Meter Wire
Features:-
| Brand Name : | Dehmy |
| Power Supply : | 250 V |
| Model No : | Float |
| Type of Product : | Water Level Sensor |
| Material : | Plastic |
| Electrical Endurance : | 500,000 times |
4000W 220V AC SCR Voltage Regulator Dimmer Electric Motor Speed Controller
Features:-
- Input Voltage: 220V AC.
- Maximum Power: 4000W.
- Voltage Regulation: AC 0-220V
- AC frequency: 50-60Hz.
- Rotation hole of 6mm
- SCR Model: BT-800B
- Dimension: : 85*60*40mm.
Photo Control Sensor Automatic Street Light Lighting Switch Photocell Photoswitch
Features:-
- Input Voltage:220V AC
- Max Load Current: 10A
- Frequency: 50-60Hz
- Colour: White & Blue
- Intelligent Sensor Light Control Switch
- The light turns on in the dark and turn off in the daytime, an intelligent sensor, no need to operate by manual.
- Widely use in streets, high-speed expressways, factories, gardens, airports, farms, schools and other places.
- Dimension: 5 x 4.2 x 3.3cm.
USB Charger Doctor Mobile Power Detector Battery Test Voltage Current Meter
Features:-
- Enabled to measure USB devices at no load and overload condition, also for USB terminals testing.
- Current and voltage display in turn, easy and comfortable to use.
- Small and portable, do not need other power supply.
- Measuring range: DC 3V – 9V / 0 – 3A (up to 5A )
- Portable Device
- Interface: USB2.0, USB3.0
- Product Weight: 0.025 kg
- Two output ports.
USB Programmer CH341A Series Burner Chip 24 Eeprom Bios Writer 25 SPI Flash BoardUSB Programmer CH341A Series Burner Chip 24 Eeprom Bios Writer 25 SPI Flash Board
Features:-
- USB interface
- With CH341A chip
- Support 24 EEPROM and 25 SPI flash 8pin or 16pin chip
- With 24/25 status indicator lamp
- Support USB to TTL conversionSupport 24EEPROM and 25 SPI flash 8pin/ 16pin chip
- Recognize 25 series chip automatically
- Supports download STC series procedure of single chip
- SPI pin to support expanding the utility
- STC microcontroller supports a full range of program download
- Support expanding the utility by SPI pin
- With SOP8 SOP16 to DIP8 converter board.
Super Mini Elm327 V2.1 Bluetooth Obd2 OBD-Ii Car Auto Diagnostic Scanner Android
Features:-
- Engine RPM
- Calculated Load Value
- Coolant Temperature
- Fuel System Status
- Vehicle Speed
- Short Term Fuel Trim
- Long Term Fuel Trim
- Intake Manifold Pressure
- Timing Advance
- Intake Air Temperature
- Air Flow Rate
- Absolute Throttle Position
- Oxygen sensor voltages/associated short term fuel trims
- Fuel System status
- Fuel Pressure.
Digital Voltmeter Ammeter DC 0-100V 10A Dual LED Monitor Panel, Red and Blue
Features:-
- Operating current: 10mA
- Operating voltage: DC 4.5 ~ 30V
- Minimum resolution(V): 0.1V
- Minimum resolution(A): 0.01A
- Display color: Red and Blue (two-color display)
- Measure accuracy: 1%.
Mini 0.36 Digital Voltmeter DC 4.7-32V 2 Wires Vehicles Motor Voltage Panel Meter LED Display – Red
Features:-
- Measuring Range: 0-100 VDC
- It is a 3-wire display.
- LED Color: YELLOW
- Current Consumption : < 10 mA.
- Accuracy: 0.1 V.
- Refresh Speed : Approx 200mS/time.
- Measure accurately up to 3.6 V.
Dual Channel Digital Stereo Power Amp Module
Features:-
- Original TDA7297 core technology
- Easy Plug and Play Operation
- Dynamic operating Voltage Range: 8 to 16V
- High fidelity Dual 15W output.
DC 5V Bluetooth Power Amplifier Board Micro USB Digital Amplifier Module
Features:-
- Amplifier Chip: PAM8403
- Operating Voltage: DC 5V.
- Output Power: 2x 3W.
- Applicable Speaker Impedance: 4/6/8 ohm
- Audio input mode: Bluetooth audio receiver
- Mini size, convenient and easy operation
- Output interface: 2.54 gauge 4 needle
- Dual-channel digital power amplifier Board PBTL.
- 3W output and low power consumption.
- The sound quality is very good by using this module.
TDA7492P 50W Wireless Bluetooth 4.0 Audio Receiver with Digital Amplifier (Multicolor)
Features:-
- 25 W + 25 W continuous output power at THD = 10% with VCC= 20 V and RL= 8 Ω
- Wide-range single-supply operation (8 – 26 V)
- High efficiency (η = 90%)
- Four selectable, fixed gain settings of nominally 21.6 dB, 27.6 dB, 31.1 dB and 33.6 dB
- Differential inputs minimize common-mode noise
- Standby and mute features
- Short-circuit protection.
Dual USB 5V 1A 2.1A Mobile Power Bank Battery Charger
Features:-
- Micro USB input: 5V 1A USB Output: 5V 2.1A / 5V 1A(Dual USB interface)
- Charging display: intelligent digital display
- Batteries Type: liquid lithium-ion batteries (18650)
- Product Size: 57mm x 28mm Screen size:27mm x 17mm
Mini LCD Digital Thermometer Sensor Wired for Room Temperature
Features:-
- Temperature Range: -50 to +110°C
- Temperature Display Resolution: ±0.1
- Temperature Measurement Accuracy: 1°C
- Cable Length: 1 Meter
- Easy to use, small, and handy module.
- Module powered by a pair of LR44 button batteries.
- Display Size: 34 x 15 mm
- Dimension: 46 x 26 x 15 mm.