01COMPUTER MONITORS & ACCESSORIES
Precision in a portable clamp
Held firmly in one hand, the KD3399 transforms complex electrical signals into clear digital readings. Its compact form factor suits both the workshop bench and the field technician’s pocket.
Designed for versatility, this multimeter handles voltage, current, resistance and continuity tests. It serves electricians, engineers and hobbyists who require accurate data without manual range switching.


02MATERIALS
Durable ABS housing construction
The body is moulded from robust ABS plastic, providing a rigid yet lightweight shell that withstands daily workshop use. The matte black finish resists glare under bright task lighting, ensuring the display remains legible from various angles.

04DETAILS
Practical power and connectivity
Powered by three AAA batteries, the unit features an independent battery box for simple replacement without tools. A full-size LCD displays 2000 counts clearly, while the included test cables connect securely for standard probes. The package weighs just 0.26kg.
05AT A GLANCE
The key points
- Measures up to 500A AC current via clamping jaw
- Features automatic range selection and data hold
- Constructed from durable black ABS plastic
- Requires three AAA batteries, not included
- Approximately 210g weight for easy handling


06
Highlights
- DC Voltage
- 200mV / 2V / 20V / 200V / 600V ± (0.5% + 3)
- AC Current
- 2A / 20A / 200A / 500A (For Clamping), ± (2.5% + 3)
- Resistance
- 200Ω/ 2KΩ/ 20KΩ/ 200K Ω/ 2MΩ/20MΩ, ±(1.0% + 2)
- Battery Type
- 3 x 1.5V AAA Batteries (Batteries Not Included)
- Function
- Full-Size OL LCD Display, Maximum Retention Force, Data Retention, Automatic Range, Full-Range Overload Protection, Automatic Shutdown, Low Battery Indicator, Diode Test, Check Continuity.
07
About this product
1, With multiple measurement contents, the 3/2‑digit clamp digital multimeter displayed on the LCD screen can be used to measure AC and DC voltage, AC current, resistance, continuity, diodes, etc. 2, For AC measurement, the digital clamp meter measures 500A AC, 600V AC and DC voltage, and 20MΩ resistance. 3, Data retention function and maximum value retention function are convenient for data observation and recording. 4, Using three 1.5V AAA batteries (batteries not included), safe and independent battery box design, easy to replace the battery. 5, Standardized design and production, it is designed and produced in accordance with IEC1010‑1 and IEC1010‑2‑032 safety standards, and meets AC and DC 600V CAT.11.
Specification
Item Type: Clamp Meter
Maximum Number of Displays: 2000
AC Voltage: 2V / 20V / 200V / 600V ± (1.0% + 3)
Colour: Black
Safety Level: CAT III 600V
Material: ABS
Weight: Approx. 210g / 7.4oz
Maximum Jaw Diameter: Approx.21mm / 0.8in
Package List
1 x User Manual
1 Pair x Test Cable
1 x Clamp Meter(Battery Not Included)
















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