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The UT622E handheld LCR meter features powerful functions, high accuracy, fast speed, and long standby time. With a clear and intuitive 2.8-inch TFT LCD display, large-capacity rechargeable battery, and 100 kHz test frequency, the meter can be used for longstanding accurate and convenient measurement in any occasion. It is suitable for the measurement and screening of inductance, capacitance, and resistance in laboratories, production lines, maintenance points, etc. Features Max. test frequency: 100 kHz Accuracy: 0.1% Display count: 99999 Max. test rate: 20 times/s DCR: Yes Connectivity: Mini-USB Display: 2.8" TFT LCD Specifications Testfrequency 100 Hz, 120 Hz, 1 kHz, 10 kHz, 100 kHz Test level 0.1 Vmrs, 0.3 Vrms, 1 Vrms Output impedance 100 Ω Measurement parameters Primary: L/C/R/Z/DCRSecondary: D/Q/Θ/ESR DSR speed test Fast (20 times/s), medium (5 times/s), or slow (2 times/s) Range Auto/Hold Tolerance range 1%~20% Equivalent mode Series/Parallel Clearing connection Open/Short circuit Fuse of test ports 0.1 A/250 V Communication interface Mini-USB MAX reading of primary parameters 99999 MIN resolution 0.0001 Maximum accuracy 0.10% L 0.00 µH~99.999 H C 0.00 pF~99.999 mF Z/R 0.0000 Ω~9.9999 MΩ ESR 0.0000 Ω~999.99 Ω D 0.0000~9.9999 Q 0.0000~99999 Θ -179.9°~179.9° DCR 0.01 mΩ~20.000 MΩ Power supply 3.7 V/1800 mAh lithium polymer battery Display 2.8" TFT LCD (320x240) Dimensions 93 x 192 x 44 mm Weight 420 g Included UT622E LCR meter Short circuit board Four-terminal kelvin test leads USB cable Manual Downloads Datasheet Manual Software

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The Peak Atlas LCR45 does everything that the popular LCR40 does, but it has some significant enhancements. The LCR45 features a new high capacity micro and high resolution ADCs. LCR45 incorporates advanced maths, based on Complex Impedance analysis. This allows for enhanced component value measurement as well as a comprehensive and detailed impedance display. Features Supplied with gold plated removable hook probes Fluid measurements with hold function Automatic or manual component type Automatic or manual test frequency, DC, 1 kHz, 15 kHz or 200 kHz Enhanced measurement resolution: 0.2 µH, 0.2 pF and 0.2 Ohms Easy menu system for user settings Enhanced compensation for component parasitics and losses (such as core losses etc) Automatic or manual power-off Specifications Analyser type LCR and component impedance Component types Auto/Manual for L,C & R Measurement types Inductance, Capacitance and Resistance Other measurements Complex impedance/admittance More measurements Magnitude and Phase of impedance Inductance range 0uH to 2H Capacitance range 0 pF to 10000 uF Resistance range 0R to 2MR Test frequency Auto and manual: DC, 1 kHz, 15 kHz, 200 kHz Display type Alphanumeric LCD (not backlit) Measurement scheme Continuous (with optional hold) Battery GP23 (12 V/55 mAH type), ~700 ops Included LCR45 Passive Component Impedance Meter 2 mm plugs and sockets and removeable hook probes Comprehensive illustrated user guide 2 Batteries, one installed and one spare. GP23 Alkaline battery. (12 V/55 mAH) Downloads Datasheet (EN) User Guide (EN) User Guide (FR) User Guide (IT)

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With this device, you'll be able to automatically to detect NPN and PNP transistors, n-channel and p-channel MOSFETs, diodes, thyristors, resistors, capacitors and many other components. It is also possible to measure certain characteristics of these devices as, for example, the current amplification factor of BJT or the gate threshold voltage of a MOSFET and much more.Features Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFETs, diodes (including double diode), thyristors, resistor and capacitor and other components Automatic testing of the pins of a component, and displaying on the LCD Detection of the transistor, MOSFET protection diode amplification coefficient and the base to determine the emitter transistor forward biased voltage Measurement of the gate threshold voltage and the gate capacitance of the MOSFET Simultaneous measurement of the of two resistors while displaying resistor symbol Measurement of a single diode reverse capacitance Measurements of capacitance, resolution 1 pF Identification of Darlington transistors via the base-emitter threshold voltage and current amplification factor Measurement of the bipolar transistor current amplification factor and the base-emitter threshold voltage 2x16 Characters LCD-Display (12864 LCD with green backlight) Test ranges Resistance: Max. 50 MΩ, resolution 0.1 Ω Capacitance: 25 pF – 100000 µF Inductance: 0.01 mH – 20 H Specifications One-button operation Automatic shutdown for improved battery life Shutdown current less than 20 nA

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The PCW05A True RMS Digital Clamp Meter is a versatile and reliable tool that can be used for a variety of applications. It can measure AC/DC voltage, current, resistance, capacitance, frequency, duty ratio, and temperature. The digital clamp meter is equipped with an Auto-Range function, which can detect automatically the correct measurement range for the chosen measurement function, making it very user-friendly. The 6000 counts display provides precise result read-outs. The LPF (Low Pass Filter), LowZ (Low Impedance), & DCA ZERO (Zero Correction) functions ensure accurate measurements. With its backlight LCD display and LED work light, the PCW05A can provide clear readings in low-light conditions. In addition, the bi-color display changes its color to orange in order to warn the user when measuring high current or voltage. Overall the PCW05A digital clamp meter is the perfect choice for professionals and hobbyists alike. Features CAT III 600 V; measures up to 600 A AC/DC current 6000 counts, True RMS Auto Range function Jaw opening: 2,5 cm AC/DC voltage, AC/DC current, resistance, capacitance, frequency, duty ratio, and temperature measurement NCV (non-contact voltage detection), continuity, and diode test Bi-color backlight LCD display (changes color to orange when measuring high currents / voltages) LPF (Low Pass Filter), LowZ (Low Impedance), & DCA ZERO (Zero Correction) functions Data hold with Max/Min function LED work light for working in dark environments Small and compact size making it a very handy tool Great packaging design and manual with pictures in various languages: EN, GER, ES, FR, PT, PL, IT Includes batteries, high-quality test leads, temperature probe, & transport case

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The JOY-iT VAX-1030 multifunction meter measures voltage, current, energy, power, temperature, real-time capacity, and charge/discharge durations in DC circuits. The display can be connected to the measuring module either via a micro-USB cable or wirelessly via radio transmission. A total of 26 communication channels allow multiple devices to communicate with the meter simultaneously. The integrated relay offers overvoltage, undervoltage, and overcurrent protection. Additionally, the circuit can be manually disconnected. Specifications Voltage Range 0-100 V Voltage Resolution 0.01 V Voltage Accuracy ±2% - 3 Digit Current Range 1-30 A Current Resolution 0.01 A Power Range 0 W - 200 kW Power Resolution 0.001 W Working Measuring Range 0 W - 4000 kWh Working Measuring Resolution 0.001 Wh Load Display Range 0 Ah - 2000 kWh Load Display Resolution 0.001 Ah Temperature Range -20-120 °C Time Range 0-99 days Time Resolution 1 sec Negative Overcurrent Protection 0 A - -300 A Positive Overcurrent Protection 0 A - 300 A Overvoltage Protection (OVP) 0 V - 100 V Undervoltage Protection (LVP) 0 V - 100 V Protection Delay Time 0 - 10 sec Relays Internal Communication Channels A - Z (26 channels) Address Range 01 - 99 Communication Range Up to 10 m Dimensions 113.2 x 57.2 x 48.8 mm Weight 315 g

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The Elektor ESP32 Energy Meter is a device designed for real-time energy monitoring and smart home integration. Powered by the ESP32-S3 microcontroller, it offers robust performance with modular and scalable features. The device uses a 220 V-to-12 V step-down transformer for voltage sampling, ensuring galvanic isolation and safety. Its compact PCB layout includes screw-type terminal blocks for secure connections, a Qwiic connector for additional sensors, and a programming header for direct ESP32-S3 configuration. The energy meter is compatible with single-phase and three-phase systems, making it adaptable for various applications. The energy meter is simple to set up and integrates with Home Assistant, offering real-time monitoring, historical analytics, and automation capabilities. It provides accurate measurements of voltage, current, and power, making it a valuable tool for energy management in homes and businesses. Features Comprehensive Energy Monitoring: Get detailed insights into your energy usage for smarter management and cost savings. Customizable Software: Tailor functionality to your needs by programming and integrating custom sensors. Smart Home Ready: Compatible with ESPHome, Home Assistant, and MQTT for full Smart Home integration. Safe & Flexible Design: Operates with a 220 V-to-12 V step-down transformer and features a pre-assembled SMD board. Quick Start: Includes one Current Transformer (CT) sensor and access to free setup resources. Specifications Microcontroller ESP32-S3-WROOM-1-N8R2 Energy Metering IC ATM90E32AS Status Indicators 4x LEDs for power consumption indication2x Programmable LEDs for custom status notifications User Input 2x Push buttons for user control Display Output I²C OLED display for real-time power consumption visualization Input Voltage 110/220 V AC (via step-down transformer) Input Power 12 V (via step-down transformer or DC input) Clamp Current Sensor YHDC SCT013-000 (100 A/50 mA) included Smart Home Integration ESPHome, Home Assistant, and MQTT for seamless connectivity Connectivity Header for programming, Qwiic for sensor expansion Applications Supports single-phase and three-phase energy monitoring systems Dimensions 79.5 x 79.5 mm Included 1x Partly assembled board (SMDs are pre-mounted) 2x Screw terminal block connerctors (not mounted) 1x YHDC SCT013-000 current transformer Required Power transformer not included Downloads Datasheet (ESP32-S3-WROOM-1) Datasheet (ATM90E32AS) Datasheet (SCT013-000) Frequently Asked Questions (FAQ) From Prototype to Finished Product What started as an innovative project to create a reliable and user-friendly energy meter using the ESP32-S3 microcontroller has evolved into a robust product. Initially developed as an open-source project, the ESP32 Energy Meter aimed to provide precise energy monitoring, smart home integration and more. Through meticulous hardware and firmware development, the energy meter now stands as a compact, versatile solution for energy management.

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This radiation survey meter can test electric field radiation and magnetic field emission to reach the optimal test result. It is used to test and learn electromagnetic radiation situations indoor and outdoor. It is equipped with a built-in electromagnetic radiation sensor, which can display the radiation value on the LCD after processing by the control microchip. You can make reasonable processing or taking effective prevention measures toward the electromagnetic radiation according to the test result. Features One detector for two uses, simultaneous detection of electric and magnetic field radiation Color-screen display Sound and light alarm, automatic alarm above safe value Press one button to lock radiation value (data lock) LCD graphic display of radiation value trend Radiation assessment, indicating if current radiation value is at safe level Easy to operate with one hand, move or perform on-site measurement Identify sources of electromagnetic pollution (e-smog, smog, electrosmog) Applications Electromagnetic radiation monitoring: House and apartment, office, outdoor and industrial site Electromagnetic radiation test: Mobile phone, computer, TV set, refrigerator and high voltage cable radiation test Radiation protection product test: Test effects of radiation-proof clothes, radiation-proof film and other prevention articles Specifications Electric field Magnetic field Unit V/m uT / mG Accuracy 1 V/m 0.01 uT/ 0.1 mG Range 1~1999 V/m 0.01~99.99 uT/ 0.1~999.9 mG Alarm threshold 40 V/m 0.4 uT/4 mG Reading display 3½ digit LCD Measurement bandwidth 5 Hz~3500 MHz Sampling time About 0.4s Measurement mode Dual mode at the same time Overload indication Maximum value of measurement range on LCD Operation temperature 0~50°C Operation humidity Relative humidity below 80% Working voltage 3.7 V Power 3.7 V Lithium battery Dimensions 61 x 25 x 134 mm Weight 131 g Downloads Manual

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The UT381 light meter measures light intensity and displays the results in Lux or FC. It has a high sampling rate of 100/s. The low power consumption enables continuous operation of up to 200 hours. The results can be stored in the device and transferred to a PC for further analysis, printing and saving. Features Auto/manual range, data hold Auto power off (cancelable) MAX/MIN modes 2044 sets data storage Displays time and adjustable record intervals (0.5~255s) Restore to default mode Lux/FC selectable Specifications Illuminance measurement (Lux) 20 Lux ±(3%+20) 200 Lux ±(3%+8) 2000 Lux ±(3%+8) 20000 Lux ±(3%+8) Display count 2000 Data storage 2044 Auto power off approx. 10 minutes Low battery indication approx. ≤7.1 V Auto range √ Data hold √ MAX/MIN mode √ Real-time clock √ Auto record time setup √ USB interface √ Power 9 V battery (6LF22) Display 22.5 x 32.5 mm Dimensions 195 x 45 x 26 mm Weight 185 g Downloads Datasheet Manual

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The BSIDE U0 digital clamp meter multimeter is a versatile tool designed for measuring AC current, AC/DC voltage, and resistance with high accuracy. Equipped with features like an on/off buzzer, alarm alert, automatic shutdown, and V-alert detection, it ensures user safety and ease of operation. Compact, precise, and user-friendly, it’s an ideal troubleshooting tool for quickly and safely addressing electrical issues in vehicles, industrial settings, and home environments. This multimeter is widely used across various fields, including electric power, telecommunications, railways, construction, oil and gas, metering, scientific research, education, as well as industrial and mining enterprises. Specifications Function Range Accuracy DC Voltage 0.800~610 V ±(0.8%+3) AC Voltage 0.800~610 V ±(1.0%+3) AC Current 1~100 A ±(2.5%+5) DC Current 1~100 A ±(2.5%+5) Resistance 5~40 MΩ ±(1.2%+3) Display 4000 Counts Battery Built-in 3.7 V 4000 mAh Lithium battery Automatic Shutdown After 15 minutes of inactivity LED Light Yes Dimensions 192 x 36 x 30 mm Weight 100 g Included 1x BSIDE U0 Clamp Meter 2x Test leads 1x USB cable 1x Manual

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