Signal Generator Adjustable... Signal Generator Adjustable...
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Signal Generator Adjustable Module 1Hz - 150 kHz

0 Review(s)
Price $12.00

Product name: XY-PWM1 PWM Signal Generator; Model: XY-PWM1; Work Voltage:DC 3.3V-30V; Frequency range (Normal mode):1Hz~150KHz; Frequency range (Precise mode):1Hz~15KHz; Frequency accuracy:2%; Duty cycle accuracy:1% at Normal mode; Duty cycle accuracy:0.1% at Precise mode; Duty cycle range:0.00%-100%; Output Current:About 5-30mA; Output amplitude:Same to...

DC-DC USB 0.9V-5V Boost Module DC-DC USB 0.9V-5V Boost Module
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DC-DC USB 0.9V-5V Boost Module

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Price $2.00

Input voltage: 0.9V-5V DC Output voltave: 5V (USB port) Transfer efficiency:96%(max) With working indicator light  - with one AA battery power supply output current can up to 200~300mA,   - two AA batteries to the output current of 500~600mA Size:34 x 15 x 7mm

100pcs 10 Value Trimpot set 100pcs 10 Value Trimpot set
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100pcs 10 Value Trimpot set

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Price $9.00

Type: Horizontal film variable resistor Color: Blue + White (As pictures show) Resistance:  500 ohms (501)  1K ohms (102) 2K ohms (202) 5K ohms (502) 10K ohms (103) 20K ohms (203) 50K ohms (503) 100K ohms (104)  200K ohms (204) 1M ohms (105) Quantity: 10 each (100 in total)

15pcs 5V dc PCB Mount... 15pcs 5V dc PCB Mount...
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15pcs 5V dc PCB Mount Electromagnetic Buzzer

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Price $5.00

Material: ABS Color: Black Quantity: 15 pcs Size: 9mm(high) x 11.8mm(diameter) / 0.35" x 0.46" Rated Voltage: 5V Operating Voltage: 4-8V Rated Current(MAX): 30 mA Min Sound Output at 10cm: 85 dB Resonant Frequency: 2300±300 Hz Operating Temperature: -27~+70 ℃ Storage Temperature: -30~+105 ℃

15pcs piezo buzzers (15mm) 15pcs piezo buzzers (15mm)
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15pcs piezo buzzers (15mm)

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Price $3.00

15pcs piezo Buzzers Diameter: 15 mm

12pcs high voltage diodes 12pcs high voltage diodes
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12pcs high voltage diodes

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Price $3.00

12pcs high voltage diodes (see pictures)

KA2284 Level Indicator Module
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KA2284 Level Indicator Module

0 Review(s)
Price $2.50

Chip: KA2284 5 LEDs AC/DC level indicator Supply voltage: 3.5V-12V; The magnitude of the level can be adjusted; AC and DC signals can be controlled by jumper; PCB board size: 29 (mm) x21 (mm)

Metal detector (Pulse... Metal detector (Pulse...

Metal detector (Pulse induction)

5 Review(s)
Price $45.00

Low reaction for stones, consists iron and ferrous oxides Possibility to use small, normal and big coils Easy mounting in a box

PI metal detector for deep... PI metal detector for deep...

PI metal detector for deep searching

1 Review(s)
Price $70.00

This detector work stable with various coils - from 10 cm to 1x1 m

PI metal detector (Pulse... PI metal detector (Pulse...

PI metal detector (Pulse induction)

1 Review(s)
Price $20.00

Extremely easy to use Pulse induction metal detector, operating in static mode (non motion).

Metal detector (Pulse... Metal detector (Pulse...

Metal detector (Pulse induction)

1 Review(s)
Price $35.00

Easy to use "non-motion"Pulse induction metal detector.