Key Features :

1. Model : 28BYJ-48
2. Number of Phase : 4
3. Speed Variation Ratio : 1/64
4. Stride Angle : 5.625? /64
5. Rated voltage : DC [5v – 12v]
6. DC resistance : 5v: 60??7%(25?); 12v: 130??7%(25?)
7. Frequency : 100Hz
8. Idle In-traction Frequency : > 600Hz
9. Idle Out-traction Frequency : > 1000Hz
10. In-traction Torque >34.3mN.m(120Hz)
11. Self-positioning Torque : 5v: >29.3mN.m; 12v: >42.1mN.m
12. Friction torque : 600-1200 gf.cm
13. Pull in torque : 300 gf.cm
14. Insulated resistance >10M?(500V)
15. Insulated electricity power : 600VAC/1mA/1s
16. Insulation grade : A
17. Rise in Temperature <40K(120Hz)
18. Noise <35dB(120Hz,No load,10cm)

?Key Features :

1. – Diameter:68mm
2. – Width:26mm
3. – Other size refer to below picture
4. – Weight:40g/pc

Key Features :

1. 1. Stepper motor is known by its property to convert a train of input pulses into a precisely defined increment in the shaft position.
   2. This is a high-quality motor that can be used for a long time without stuck.
   3. It has a quite stable performance during work and will not lose step.
   4. Low noise and big torque, this is a great choice if you need a stepper motor.
   5. Stepper motor can be widely used for a 3D printer, CNC engraving machine, etc.

?Key Features :

1. • Dimensions: 28 x 14 x 13 mm(LxWxH).
   • Weight: 4 gm.
   • Input Voltage range: DC0 to 25 V
   • Voltage detection range: DC 0.02445 V to 25 V
   • Analog Voltage resolution : 0.00489 V
   • Output Interface : ?+ ? connected 5/3.3V, ?-? connected GND, ?s? connected Arduino AD pins
   • DC input interface: red terminal positive with VCC, negative with GND
   • You can also use the IICLCD1602 LCD to display voltage.
   • By 3P connector, connect this module with the expansion of board Arduino, not only makes it easier for you to detect voltage battery.

?Key Features :

• • • Model:?DRV8825
    • Supply Voltage:?8.2 ? 42 VDC.
    • Current Capacity :?2.2A max(24V).
    • Continuous current per phase:?1.5 A.
    • Minimum Logic voltage:?2.5V.
    • Maximum Logic Voltage:?5V.
    • Microstep resolutions:?full, 1/2, 1/4, 1/8, 1/16, and 1/32.
    • Dimensions?: 15 x 20 mm.
    • Weight:?4 gm.
    • Microstep resolutions:?full, 1/2, 1/4, 1/8, 1/16, and 1/32.
    • Simple step and direction control interface
    • Six different step resolutions: full-step, half-step, 1/4-step, 1/8-step, 1/16-step, and 1/32-step
    • Adjustable current control lets you set the maximum current output with a potentiometer. Hence lets you use voltages above your stepper motor?s rated voltage to achieve higher step rates
    • Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay)
    • 45?V maximum supply voltage
    • Built-in regulator (no external logic voltage supply needed)
    • Can interface directly with 3.3?V and 5?V systems
    • Over-temperature thermal shutdown, over-current shutdown, and under-voltage lockout
    • Short-to-ground and shorted-load protection
    • 4-layer, 2?oz copper PCB for improved heat dissipation
    • Exposed solderable ground pad below the driver IC on the bottom of the PCB

?Key Features :

1. Build in ultra low noise linear LDO voltage regulator
2. Build-in on board filters, which reduce noise from motor and other high current electronics
3. All sensors connected to I2C bus
4. You can easily select two I2C address for MPU6050 by soldered jumper
5. Tri-Axis angular rate sensor (gyro) with a sensitivity up to 131 LSBs/dps and a full-scale range of ?250, ?500, ?1000, and ?2000dps
6. Tri-Axis accelerometer with a programmable full scale range of ?2g, ?4g, ?8g and ?16g
7. Digital Motion Processing? (DMP?) engine offloads complex MotionFusion, sensor timing synchronization and gesture detection
8. Embedded algorithms for run-time bias and compass calibration. No user intervention required
9. Power LED
10. Input Voltage: 2.3 ? 3.4V
11. Build in Logic level converter for I2C
12. Digital-output temperature sensor
13. Dimensions?20x16mm
14. Designed for 5V logic level