USBKill V4

Test whether hardware survives a USB power surge.

Surge testingHardware testBatteryAdaptors

Price: €135
Availability: Listed
Design: Closed

Where to buy · 2 shops

Compare with similar devices

Made for surge-testing hardware you own. It destroys unprotected devices; using it on anyone else’s equipment is a crime. Buyers are responsible for their local law.

Bring along: Hardware you own or are authorised to destroy; it usually breaks unprotected devices.
Keep in mind: Destructive by design.

Source checked · Sep 17, 2026

Image credit
Product photo of the USBKill V4 · Lab401

(02) Blueprint

What’s inside

Closed design

Lab401 sells USBKill V4 as a finished commercial device; no schematic, firmware source, BOM, or chip list is published, only a marketing product page.

Research notes

lab401.com/products/usbkill-v4-pro-kit curl-verified 200 but contains no engineering documents. GitHub search for 'usbkill' returns only the unrelated hephaest0s/usbkill software project (a Linux anti-forensic script), not this hardware device. Maker does not disclose MCU/BLE chip used in the remote.

Every link checked 2026-09-27.

Hand this device to your agent. Everything on this page, as clean Markdown and JSON: specs, shops, prices, design files, parts.

Markdown JSON

Made the USBKill V4? Put the badge on your README; it links here, with every shop that sells it.

Specifications

Core hardware

Processor and memory: Not published by the maker
Display: None
Radios: Bluetooth LE remote control
Power: Internal rechargeable battery for offline use

Details from the product page

How it works: Takes power from the USB lines, multiplies it and discharges it into the data lines
Attack modes: Smartphone control, BLE remote, time delay, hidden magnet trigger and classic
Adaptors: More than 15, including Lightning, USB-C, micro-USB, Ethernet, HDMI and DisplayPort
Offline mode: The internal battery lets it test a device that is powered off
Included shield: The USBKill V4 Shield detects and deflects surges and works as a USB data blocker

Buying

Price: €135 on lab401.com
Availability: In stock on the day of review

What still needs checking

The product page omits several hardware details; those rows say so rather than guessing.
Stock and price on this page change often.
Legal use varies by country; confirm before buying or using.

USBKill V4USBKill

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