Best Wowoone in 2026

✔️Material: copper plastic.

✔️Wide working temperature range: -10°C to +40°C.

✔️Laser shape: Dot. Outer diameter: 6 mm. Wavelength: 650nm. Operating voltage: 5V. Total length: 9cm/3.54inch. Operating current: Must be less than 20Ma.

❥【CHARACTERISTIC】1 Display Voltage and current simultaneously in different colors, red for Voltage, Blue for current (the current is Measured in the negative rail). 2 Require external power supply; with reversed connection protection. 3 Ground wire of testing end and power supply terminal is the same wire; quick refresh of about 500 MS/time. 4 With built-in shunt, has Voltage and current calibration potentiometers.

❥【WITH MINI SIZED】48 x 29 x 21 mm, wide measuring range(dc 0-100v; 0-10A) and high accuracy percent (± 1 digit).

❥【WIDE APPLICATION】 Eiechip dc voltmeter ammeter has handy connection and wide application, for example, it can be applied to monitoring storage battery, DC adjustable power supply, or voltage and current changing state of other device.

【2.5D ARC DESIGN】To Be Different- 2.5D arc design of zinc alloy, smooth and round. The unique design style shows your most unique aesthetic and understanding of fashion. The ergonomic design makes it a good finger grip on crowded bus and subways to prevent your phone from slipping from your hands, also a perfect solution to place your smartphone on an office desk, kitchen counter, or bedside table when you are watching the video,making a video call or even playing games, totally free your hands.

【SAFETY THE FIRST】 Unlike most other products, these are truly polished ring holder, smooth edge, each corner of the finger ring is scanned and polished for a comfortable and silky smooth hand feel, protect the fingers and kids. It is a nice gift for loves, family members, and best friends.

【HIGH-STRENGTH ADHESIVENESS】With truly powerful and sticky 3M VHB tape, the phone ring stand can be attached to your cell phone or tablet tightly, making sure your phone is safe. Supports phones within 5kg. Note: Please do not use the phone ring kickstand within 24 hours after installation.

🧰Product Name: Aluminum Housed Wire Wound Resistor; Resistance Value: 3 Ohm、6 Ohm、8 Ohm、25 Ohm; Power Rating: 25W、50W、100W; Resistance Tolerance: ± 5% (J)

🧰Good Flexibility: Small Size of Large Power,Multiple Choice, Good for Machinery Protection, More Convenient for Users to Install.

🧰Heat dissipation: Shell is Made of Aluminum Alloy, A Heat Radiating Groove on The Surface, Suitable for Cooling Plate Installation, Can be Used in Atrocious Environment.

Product Name: Slide Switch; Type: 1 Pole 2 Throw; Material(External): Plastic, Metal.

Rated Voltage: AC 250V, Rated Current: 2A.

Soldering Pin Size: 6.8 X 1.3 X 0.8mm / 0.27 X 0.05 X 0.03inch(L*W*H).

♥ ♥ 3mm led diode and 5mm led light emmiting diodes,each 5 colors available (Red led diodes,Green led diodes ,Blue led diodes,Yellow led diodes,White led diodes) ,each size and color 20pcs ,total 200pcs.

♥ ♥ Ultra bright leds diodes light: Super bright with variety of colors for diy project.

♥ ♥ LED light emitting diode is best gift for school diy science experiments to your children.

Package included: 5 × Reed Switch, 10pcs Small Multi-Use Round Magnets

Length of glass: 14 mm；Diameter of plastic part: 2.5 mm

Maximum switching voltage 100VDC

✔【Reliability First】 No more wasting time and money on projects because of inferior transistors .This PNP & NPN power transistors kit total 200 pcs, excellent performance.

✔【Excellent Performance】 Made of upgrade materials, our transistor has high dielectric strength, fast switching speed, large power dissipation, and good current performance.

✔【Easy To Distinguish】 These transistors are marked code on each one. All transistors are packed in a re-used box with clearly labeled compartments, easy to manage and distinguish. No worry about getting mixed up anymore.

✔️100% New, Never Used, RoHS Compliant.

✔️30 Types, total 30 PCS (each 1 PCS), all DIP package.

✔️74HCxx Series Low-Power Schottky Logic ICs Assorted Kit.

Material: Copper and plastic.

Package:40Pcs, 5V 5mW And 3V 5mW Each of 20Pcs

Laser Shape: Dot, Outer diameter: 6mm. Wavelength: 650nm. Operating voltage: 5V and 3V. Operating Current: less than 20 mA

5V 650nm 5mW Red Dot Diode Laser Head Red Laser Diode 6mm Red Laser Diode Laser Head

Wave length: 650nm

Wide range of wroking temperature: -10°C to +40°C

✔️Material: copper plastic.

✔️Wide working temperature range: -10°C to +40°C.

✔️Laser shape: Dot. Outer diameter: 6 mm. Wavelength: 650nm. Operating voltage: 5V. Total length: 9cm/3.54inch. Operating current: Must be less than 20Ma.

5mw Red Laser Line

Red Laser Line Module 650nm

Diode Laser

Economical Red Line Laser, ideal for a 3D-scanner at short distance and any barcode reader. Line-width optimize at the distance of 1 meter: 1.2mm. Emitting angle: > 60°. 2.6~5 VDC operation. Dimensions: D9 x 26 mm. Connection type : Lead wire. Please notice: laser modules are not supposed to be sold with any power source, power supply, base for plugging, or wiring terminals. Because modules are simply components, and it means that you have to wire it to your own power source by yourself.

Wave length: 645~665 nm. Laser power output: Class I – less than 0.39mW. (Update 04/13/2021- According to the latest IEC 60825-1 regulations, the output is measured by 7mm aperature stop at the position of 10cm. Therefore, its Class is changed from "Class II" to "Class I" now, but the brightness is exactly the same as before.)

Red Line laser. Although it is an economical solution for laser line generator applications, this module adopts industrial-grade high-performance design, which means that it can work 24 hours a day, 7 days a week (, different from other cheap laser modules on the market). Mean time to failure (MTTF) at 77°F: 10,000 hours

Wave length: 650nm. 2.6~5 VDC operation. Dimensions: D9 x 26 mm. Laser power output : LPT - Class I - less than 0.39mW. (Update 06/7/2021- According to the latest IEC 60825-1 regulations, the output is measured by 7mm aperature stop at the position of 10cm. Therefore, its Class is changed from "Class II" to "Class I" now, but the brightness is exactly the same as before.) Emitting Angle : >60°

Cross Red Laser Line Generator. Economical solution for laser Cross-Line generator applications. Please notice: laser modules are not supposed to be sold with any power source, power supply, base for plugging, or wiring terminals. Because modules are simply components, and it means that you have to wire it to your own power source by yourself.

This module has integrated wavy lens, collimating lens, laser diode, and APC driver circuit. APC driver circuit enables constant Laser output power.

Attention: Better not use this for Children class, any laser products is very dangerous for eyes and any exposure to the eyes can cause irreversible damages.

Outer diameter: 6 mm, Wavelength: 650nm

Working Voltage: 5v

[Wide Application]: Level instrument, ground instrument, electric toys, long distance laser wireless communication, stage light, flashlight, laser gyro, laser pointer, electric toy, industrial use. etc

[Wroking Temperature]: -25℃ to 65 ℃; Spot angle: ± 5°

[Wire connection]: Red wire connect to Positive, Black wire connect to Negative

Economical Red Dot Laser - Low cost solution for consumer grade positioning, measuring, pointing and laser sighting device. Please notice: laser modules are not stand alone item. They are not supposed to be sold with any power source, power supply, or wiring terminals. Because modules are simply components, and it means that you have to wire it to your own power source by yourself.

Wave length: 650nm. Output power: Class IIIa – less than 5mW. 2.6~5 VDC operation. Beam Divergence (Half Angle) : 0.6 mRad. Beam shape: oval, not perfect circular. Dimensions: D7 x 21 mm.

Red laser. Ideal Laser module if cost is a very important consideration. Notice: This item is not a laser pen. Laser modules are not supposed to be used for commercial use like normal laser pointers.

100mW Module: This is a 100mW module that can emit a 405nm blue-violet .

Adjustable focus design: dot diode module adopts adjustable focus design.In other words, the spot size of this dot diode module is adjustable.

High Reliability Material: This dot diode module is made of durable copper shell for long life.

It's suitable for Ø6mm to Ø12.5mm laser module

The clamp specially made for fixing laser modules

It can be flexibly adjusted (Please refer to the product pictures)

12V TTL 200mW To 2W 445nm 450nm Laser Diode LD Power Supply Driver Board

Input Voltage: DC 8-14V Max. Output Voltage: DC 12V (adjustable) Max

For Red, Green and Blue Laser Drive Power

Output Power：100mw

Wavelength： 650nm

Working Voltage：3v-5.5V

400-700nm

AixiZ G-2 G2 lens

Highest efficiency available

Wavelength:405nm，Output Power:20mw

Working Voltage:3V-5.5V，Working Current <180mA

Laser Shape: DOT

Class IIIR laser product, 5mW power output

Compatible with farhop 12mm Laser Mount (Not Included, available on Amazon)

650nm 5mw Red Dot Lazer Diode 10mw Lazer Module

Brass Cap and Black Copper Tube

Adjustable Foucs Dot based on your Working distance

ORANGE HEATSINK, focusable, can cut max 3mm plywood in a very slow speed and 3-4 passes, can cut 0.1-0.2MM copper wires and stainless steel wires

Output: 4W, Wavelength: 450nm, PWM: 0-5V , <18Khz.

Please pay attention when connecting wires : RED wire=12V+ , BLACK wire=GND -, Yellow Wire= PWM,PWM: 0-5V <18khz

√Photo Light Sensitive Resistor: Maximum voltage: 150 Volt DC; Spectral peak: 540 nm; Maximum wattage: 100 mw; Light resistance (10 Lux): 50-100 Kohm; Operating temperature: - 30 ~ + 70 degree Celsius.

√Enough quantity: We have 6mm 5V 5mW And 3V 5mW mini laser diode and each value 10pcs and LDR sensor 5 mm GM5539 5539 20pcs. Enough quantity and adequate specification come in handy for your DIY and hand working projects.

√Coated with epoxy, our LDR resistors feature good reliability, small volume, high sensitivity, quick response and good spectrum characteristic. Our resistors and mini laser diode are manufactured with string quality standard, they are of good quality.

★Material :Metal; Laser Shape: Dot

★Output Power:5mw；Wavelength: 650nm

★Working Voltage: 3.0-5V