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Sound Sensor Detection Microphone Module

LKR 110.00
1. There is a mounting screw hole 3mm 2. Power Supply: DC 5V 3. With analog output 4. There are threshold level output flip 5. High sensitive microphone and high sensitivity. 6. A power indicator light 7. The comparator output is light

Speakers 29MM 0.25W 8 ohms

LKR 60.00
Power : 0.25W impedance : 8 Ohm Diameter : 29MM

Step Stepper Motor Nema17

LKR 1,990.00
1.Step Angle 1.8° 2.Number of phase 2 3.Inductance resistance 100MΩmin(500V) 4.Rotor inertia 38g.cm2 5.Mass 0.2kg 6.Rated Voltage 12.8V 7.Rated Current 0.4A 8.Resistance per phase 32Ω±10% 9.Inductance per phase 37mH±20% 10.Holding Torque 220mN.m 11.Number of Lead wire 4 12Weight 150g/pc 13.Model Number 42SHD0503-20v2 14.Length 26mm

Stepper Motor Driver DRV8825

LKR 390.00
the maximum current of 2.5A. the maximum support 32 subdivision. 4 layer PCB board, better heat dissipation. the chip resistance is smaller, lower heat, better heat dissipation.

Stepper Motor Driver TB6600

LKR 2,100.00
Signal input: single ended, pulse / direction Subdivision optional: 1/2/4/8/16/32 subdivision Output current: 0.5A-4.0A Input voltage: 9-42VDC ( Optimal: 12-30VDC ) The current is automatically halved at rest. TB6600 Can drive 4, 6 and 8 Lead two-phase, four-phase stepper motor Optocoupler isolated signal input, strong anti-interference ability, With overheating, overcurrent, undervoltage lockout, input voltage anti-reverse protection and other functions Small size, easy to install External signal 3.3-24V universal, no series resistor required Operating Temperature: -10 to 45 Degrees Celsius Storage temperature: -40 to 70 Degrees Celsius Chopping Frequency: less than 50KHZ

Stepper Motor Nema23 23HS5628

LKR 3,990.00
Step angle accuracy: + - 5%(full step,not load) Resistance accuracy: + - 10% Inductance accuracy: + - 20%

STM32 ARM Development board STM32F103C8T6

LKR 490.00
Model: STM32F103C8T6. Core: ARM 32 Cortex-M3 CPU. Debug mode: SWD. 72MHz work frequency. 64K flash memory, 20K SRAM. 2.0-3.6V power, I/O. Reset(POR/PDR). 4-16MHz crystal. Micro USB connector. Size:5.3cm x 2.2cm.

Switch SPDT 6A 250V AC

LKR 60.00
Rating Voltage: 6A 250V AC / 10A 125V AC Terminals:3-Pin Type: ON-OFF ( SPDT ) Color: Red and Black Material: Plastic, Metal 3 Pin Terminals, On Off Snap In Rocker Switch

T Plug Connectors

LKR 35.00
Max. current can reach 120A, applied to model, motor, electric adjustment, robot and industrial joint, and so on.

TDS Water Quality sensor Module

LKR 2,790.00
Input voltage: 3.3 ~ 5.5V Output signal: 0 ~ 2.3 v Working current: 3 ~ 6 A Signal adapter board: 4.2*3.2cm TDS probe length: 83cm TDS measuring range: 0~1000ppm TDS measuring accuracy: ±10% F.S.(25°C) Module interface: XH2.54-3P Electrode interface: XH2.54-2P