3V CR1220 Vinnic button lithium battery

Assembled MK8 Extruder Direct for Printer 3D features:
- This extruder is ready for assembly and printing
- 0.4mm nozzle
- NTC 100k 3950 thermistor with cable
- Heating block MK8 with thermal ceramic resistance 12v / 40W with cable
- Filament stud 1.75mm
- Fan 12V 2 cables 40x40mm with metal protection
- MK8 heat sink
- MK8 aluminum extruder
- PN Nema17 3.25V 1.3A motor with cable
- Able to load with 4.48 kg/cm

Rocker Switch 3A 250V On/Off SPST features:
- AC 250V 3A 2 Pin ON/OFF I/O SPST Snap in mini oscillating switch
- Rocker switch; Type: On/Off (SPST)
- Control on and off SPST and 2 terminals
- Voltage and Current: AC250V, 3A
- Overall size: ~ 1.5 x 1 x 1.7 cm/0.6"x 0.4" x 0.7 "(L*W*H)
- Mounting hole size: 1.35 x 0.8 cm/0.53"x 0.315" (L*W)
- Black

3-Pin Female PCB Header Short Strip features:
- Pin spacing: 2.54mm
- Insert position: Vertical
- Insert: Through

10x Strip 8 Pin Female Short features:
- Pin spacing: 2.54mm
- Insert position: Vertical
- Insert: Through
- Quantity: 10 units of strips of 8 female pins each

DT321B Digital Multimeter, Portable Multimeter, AC / DC Voltage Meter, Blue Backlight, Battery tester, Transistors tester, Acoustic Continuity Tester.

This mini vibration motor runs on 5 VDC and can be used for Arduino and Raspberry projects. It is a direct current motor.
Mini vibration engine for Arduino and Raspberry Pi 5 VDC features:
- Voltage: 5 VDC,
- Current: 75mA,
- Rotation speed: 1100 (rpm),
- Efficiency: 80%,
- Dimensions: 10x27mm.

9g digital servo new version of SG90.
POM with Carbon fiber gears set and control arms are more durable use than SG90 nylon gear and more torque.
It is a good choice for park size 3D models , high speed jets and R/C airplane 250 450 RC helicopter Servo 9g SG92r 2.5kg features:
Weight: 9g
Operating voltage: 4.8v Stall torque: 2.5kg /cm(4.8v)
Gear type: POM with carbon fiber
Operating speed: 0.1sec /60degree (4.8v)
Temperature range: 0„ƒ_ 55„ƒ
Dead band width:1us
servo wire length: 25 cm
Servo Plug: JR (Fits JR and Futaba)
servo arms &screws included and fit with Futaba servo arm

It is very easy to make it work with an Arduino, PIC or any other microcontroller.
In its output pin we will be able to measure the PWM pulse width depending on the distance of the obstacle.
HC-SR04 Ultrasonic Sensor Distance Measuring Module features:
- Supply voltage: 5V (4.5V- 6V)
- Consumption: 30 mA typical, (35 mA max)
- Interface: VCC , GND, Signal
- Range: 2 cm to 3 meters
- Angle 15º
- LED indicator of measurement in progress
- Frequency: 40 kHz for 200 µs - Size: 30mm x 20mm
- Quantity: 1 unit
Useful links for Arduino / Raspberry programming and projects with boards Arduino / Raspberry:
Automatic robot operation with obstacle detection />