C.K Tools CK T9423USB Mini Inspection Light (240 Lumen) – USB-C Rechargeable COB LED Clip Lamp
Product description
Quick overview
If you regularly find yourself peering into wiring runs, under bonnets, or inside cabinets, a small inspection light can save a lot of squinting. The C.K Tools CK T9423USB Mini Inspection Light is a compact, rechargeable COB LED torch designed to sit hands-free thanks to a magnetic base and a pocket clip.
On paper, it targets electricians, mechanics and other trades working in confined spaces where a conventional torch can be awkward. The selling point is the combination of bright, even COB lighting with practical mounting options, all packed into a very small form factor.
The essentials
This is a mini inspection lamp built around a 240 lumen COB LED. COB-style lighting tends to spread light more evenly over a small area, which is useful when you’re inspecting close-up work rather than blasting a beam across a room.

You also get two brightness modes: a high setting and a dimmed mode. That’s handy because some inspection tasks need more intensity, while others (like checking components up close) can benefit from reduced glare.
A built-in rechargeable battery handles charging via USB-C. The kit includes a USB-C cable, but a UK plug isn’t included, so you’ll need to use a compatible USB-C power adapter or suitable USB-C charging source you already have.
What you’ll notice day to day
The hands-free part is the main practical advantage. With an integrated magnetic base and a strong clip, the light can be mounted in a few ways—on metal panels, on equipment, or clipped into a pocket or work area to reduce strain.


A micro example: imagine you’re checking a fuse box or small junction area. Instead of holding a torch while reaching with the other hand, you can clip or magnet-mount the lamp so it points at the area, then work with both hands on the connector. It sounds simple, but it changes how long you can comfortably spend on detail work.

Key points
The 240 lumen COB LED is designed for bright, even illumination in tight spaces, which fits confined trade work well. Two lighting modes let you dial down brightness when glare becomes an issue.
It’s also genuinely travel-friendly: at about 35 g, it’s the sort of torch you can keep in a pocket or top compartment of a tool bag without it becoming a nuisance. If you’re the kind of user who values quick grab-and-go lighting rather than bulky work-lights, this approach makes sense.
Tech specs
- Name: C.K Tools Mini Inspection Light (CK T9423USB)
- Type: Rechargeable COB LED inspection light
- Format: Mini torch / pocket inspection lamp
- Brightness: 240 lumen
- Light source: COB LED
- Power: Built-in rechargeable 3.7V 600mAh Li-Ion battery
- Charging: USB-C (USB-C cable supplied, UK plug not included)
- Runtime claim: Up to 2.5 hours from a 2.5 hour charge
- Lighting modes: High and dimmed
- Dimensions: 89H x 21W x 12D mm
- Weight: 35 g
- Mounting: Magnetic base and pocket clip
- Supplied with: USB-C cable

Where it shines (and where it may fall short)
This light makes the most sense if you need something compact for day-to-day inspection tasks: close-up checks, panel work, and other situations where you want even coverage and hands-free mounting. The magnetic base and clip are a practical combination for tradespeople who move between jobs.
Where you might want to temper expectations is runtime and output if you’re expecting it to behave like a full-size work light. The charging and runtime figures are solid for a small rechargeable torch, but it’s still a mini inspection lamp—so if your work regularly needs long periods of bright light, you may find it not quite enough on its own.


It’s not perfect either if your setup rarely involves metal surfaces or clipping opportunities. The hands-free mounting is a big part of the appeal, without those mounting points in your workflow, the benefit reduces.
Care & maintenance

With a small rechargeable torch like this, basic care goes a long way. Keep the LED area clean and dry, and avoid leaving it damp after use—especially if you’re using it in workshop or site conditions. For charging, stick to USB-C power sources that match the cable/charging approach you’ve got, and don’t rely on random adapters.
Final verdict
Buying verdict
You should buy the C.K Tools CK T9423USB if you want a compact, rechargeable inspection light with bright, even COB illumination and genuinely hands-free mounting via magnet and clip. It suits electricians, mechanics and other trades working in tight spaces who need a torch that’s easy to carry and quick to deploy.
You may want to skip it if you need a longer-lasting, high-output light for extended sessions, or if your job setup doesn’t give you useful mounting options (magnetic contact or pocket/clip positioning). Also, double-check you’ll have a compatible USB-C charging adapter, since a UK plug isn’t included.

Mini FAQ
Is the C.K Tools CK T9423USB suitable for hands-free use?


Yes—its magnetic base and pocket clip are intended to reduce holding the light during inspection and close-up work.
How bright is it?
It’s rated at 240 lumen, using a COB LED designed for even illumination in confined spaces.

How long does it run on a full charge?
The runtime is stated as up to 2.5 hours after a 2.5 hour charge (so it’s worth planning around charging between jobs if you run it constantly).
Does it come with a charger?
A USB-C cable is supplied, but a UK plug is not included, so you’ll need a suitable USB-C power adapter or charging source.
What are the light modes?
There are two modes: a high setting and a dimmed mode for more controlled lighting and reduced glare.
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