tetralink technologies

?Key Features :

1. Temperature and Humidity displayed in HUGE 1″ high numbers.
2. MAX / MIN Humidity & Temperature are recorded automatically and can be reset by the user
3. Fahrenheit or Celsius readout (changeable by selecting F or C on the back)
4. 12 or 24 hour time modes (changeable by using MODE & ADJ button to set)
5. ALARM function
6. MONTH & DAY display available by pushing ADJ button
7. Integrated back stand for desktop or table use OR hanging hole for wall mounting
8. Power: ONE standard AAA 1 .5v Battery
9. Time, and Temperature display, Humidity display; With the calendar, alarm clock and the maximum or?minimum value of humiture memory functions; the convert of temperature and degree?Fahrenheit, Talkclock.

?Key Features :

1. Operating Voltage: 3.3 ~ 5.5 VDC
2. Output Voltage: 0 ~ 3.0VDC
3. Interface: PH2.0-3P
4. Dimension: 98mm * 23mm (3.86in x 0.905in)
5. Supports Gravity 3-Pin interface
6. Analog output

?Key Features :

1. Mechanical structure, easy to install.
2. This car has tachometer encoder
3. With 4 cell AA battery holder and power switch.
4. Can be used for distance measurement, velocity.
5. Can use with other devices to realize the function of tracing, obstacle avoidance, distance testing, speed testing, wireless remote control.
6. Gear Motor reduction radio: 1:48.
7. Size: 22cm x 14.7cm, wheel size: 7cm x 7cm x 2.6cm.
8. Note: motor power supply is 3V~6V.

?Key Features :

1. Simple mechanical structure, easy for installation.
2. Adopts 4 DC motors for better power, speed and load capacity.
3. Large and stable Chassis, easy for expansion.
4. Easy interface with Arduino development platform.
5. Enormous space between middle & bottom chassis.
6. This kit is great for DIY Learning, Academic Research, Hobby Projects and Robot Competitions.

?Key Features :

1. • Small and compact size, making it easy to integrate into your project
   • Produces a loud and clear sound that can be heard from a distance
   • Can be easily controlled with a microcontroller or other digital circuit
   • Low power consumption, making it suitable for battery-powered projects

?Key Features :

• • • Current Sense for each motor
    • Heatsink for better performance
    • Power-On LED indicator
    • Dual H Bridge Motor Driver
    • L298N motor driver IC
    • Drives up to 2 bidirectional DC motors
    • Integrated 5V power regulator
    • 5V ? 35V drive voltage
    • 2A max drive current

?Key Features :

1. Measures Inductors with ESR (in ohms)
2. Measures capacitance and ESR
3. Auto Detects and Measures forward voltages of diodes, dual diode, and LEDs
4. Test FETs gate capacitance and turn-on gate voltage
5. Discovers transistor for NPN or PNP type and measures HFE / Gain and Saturation Voltage
6. Test SCR,
7. Can also test voltage regulators including surface mount regulators
8. Measures Resistance, and Adjustable potentiometers
9. Auto operation, Auto detects pinout of transistors, fets, LEDs, diodes and voltage regulators
10. Bright Backlight
11. One-touch operation
12. Battery voltage display at power-up and low battery display

?Key Features :

1. Dimensions: 33 x 115 x 8(L x W x H ) mm.
2. Weight: 4gm.
3. main chip: LM393.
4. working voltage: DC 3-5V
5. Signal output indicator light.
6. LDR module 4 PIN
7. Operating voltage 3.3V-5V
8. Able to detect ambient brightness and light intensity Adjustable sensitivity (via blue digital potentiometer adjustment)
9. Output: DO digital switch output (0 and 1), AO analog voltage output Compatible with Arduino, Raspberry and other microcontroller board.

?Key Features :

1. Max Voltage:?100VDC
2. Max Current:?500mA
3. Max Rating:?10W
4. Gap:?20 5mm
5. Contact Mode:?NO
6. Dimensions:?34x41x6.5 mm

?Key Features :

1. • It is widely used in radio modification, phone flash, XBOX360 flash, GPS, vehicle detection, DVD flash, hard disk repair set-top box upgrade.
   • ?It can be used to program STC MCU, NXP MCU, Renesas MCU, STM32 MCU, N+-2EC MCU
   • Pre-assembled compact size?board
   • Suitable for use with most microcontrollers
   • Operates up to 250 kbit/s

?Key Features :

1. Power supply: 4.5V ? 5.5V, 3.3V voltage regulator circuit board
2. Positioning holes: 4 M2 screws positioning hole diameter of 2.2mm
3. Control Interface: GND, VCC, MISO, MOSI, SCK, CS
4. Size: 45 x 28mm
5. Net weight: 6g

?Key Features :

1. Measuring humidity and?temperature.
2. Large LCD display, easy for reading.
3. Temperature unit is switchable.
4. Desk-top placing or wall hanging, easy to use.
5. Made of high-quality material.
6. Widely used in indoor temperature and humidity measurement, apply in?the lab, cold chain transport, warehousing and other occasions.
8. Powered by 2 x 1.5v LR44 button cell.
9. Comes with a probe that is easy to use.
10. Perfect for use in incubators, brooders, homebrew room at any other place, the monitoring of temperature and humidity required.

?Key Features :

• • • It?s efficient up to?93%
    • It can source a good amount of current
    • It is an inexpensive converter module
    • It?s simple to adjust to get your desired increase in voltage
    • 4-bit or 8-bit MPU Interface
    • Standard Type
    • Works with almost any Microcontroller

?Key Features :

1. Motor size: 10*12 (N20 motor)
2. Out Shaft diameter: 2.95mm ?(flat position: 2.45mm)
3. Shaft length: 8mm
4. Weight: 10g
5. Rated load : 200 g.cm
6. Working temperature: -10 degrees – 65 degrees
7. Motor mounting position: horizontal or vertical
8. Reduction ratio : 1:298
9. Rated voltage: DC 5V?
10. Rated current : 36 MA
11. Rated load speed: 50RPM
12. Stall torque: 1 KG.cm
13. Operating voltage range : DC3V-6V