

We're both up in the night and the stairs were pitch black. Now there's a little light at every few steps and we can see exactly where we're putting our feet.
👍❤️38
A small light that comes on as you walk past, and off again once you've gone. Sticks on anywhere.
They launched last month.
CUSTOMER REVIEW
Bought my first one over a year ago. Still comes on every evening.
@Hannahwilson
50k+ followers
We kept the one that worked on our own stairs, every night.
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Warm 3000K light, 40 lumens. Stays off in daylight. To charge, lift it off the plate and plug it in, just like a phone.
The built-in motion sensor switches Coin on the second you walk by and off again once you’ve gone. A daylight sensor keeps it off all day, so it only works when it’s actually dark. No switch to find, no app, nothing to set.
“I’m up most nights and the landing was always the worst bit. Now it’s lit before I’ve even got to the stairs. Wish I’d done it years ago.”
Peel the backing off the magnetic plate, press Coin where you want it, and you’re done. No drilling, no screws, no electrician, and no socket needed. Coin holds on with a magnet, so it lifts off in one hand when it needs charging.
“We rent, so drilling was never happening. Took about ten seconds to put up and it hasn’t budged since.”
Coin only switches on when you pass by in the dark, so one charge goes a long way. When it’s low, lift it off the plate, charge it over USB-C and click it back. No batteries to buy, no cables on show.
“Pop it off, charge it while the kettle’s on, stick it back. Couldn’t be easier.”
The larder, the wardrobe, under the sink, along the stairs, the downstairs loo. Coin goes where plugs can’t, lights up as you open the door and switches off again when you’re done. Plain white, so it disappears into any space.
“Bought one for the wardrobe to try it. Ordered three more for the kitchen cupboards a week later.”
Lumdal Coin is a small, rechargeable light that switches on as you walk past in the dark, and off again once you've gone.
Stairs, landings, hallways, wardrobes, cupboards and any dark spot without a socket.
Lights up as you walk by, stays off in daylight, warm 3000K light, sticks on without tools, and recharges by USB.
Lumdal Coin is a small, rechargeable light that switches on as you walk past in the dark, and off again once you've gone.
Stairs, landings, hallways, wardrobes, cupboards and any dark spot without a socket.
Lights up as you walk by, stays off in daylight, warm 3000K light, sticks on without tools, and recharges by USB.
A motion sensor turns the Coin on as you walk past. Once you've gone, it switches itself off.
A daylight sensor keeps it off when the room is already bright enough. So it only lights up when you need it.
No switch, no app, no timer. Stick it up and it works.
A 500 mAh rechargeable battery. No batteries to buy or replace.
The Coin only lights up for a short moment each time you pass, so one charge lasts for weeks with normal use.
Lift it off the magnetic plate and charge it with the included USB cable, from any 5V USB plug.
Material: ABS
Light : LED, warm white (3000K), 40 lumens
Power: 0.6 W
Battery: 500 mAh, rechargeable
Charging: USB, 5V
Sensor: Motion sensor, daylight sensor
Mounting: Adhesive magnetic plate
Size: 8.6 × 8.6 × 1.8 cm
Colour: White
USB plug not included. Any phone charger works.
1 / 2 / 3 / 4 units
Here's how Coin compares to the way most of us find our way at night.
When it's dark and you walk past
Once you find the switch
Daylight sensor
If you forget
Soft, warm 3000K glow
Glaring at night
Magnetic plate, no socket
Where the builder put it
Once you've gone
Or it stays on all night
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It depends on how often it lights up. Coin only comes on for a moment each time you walk past, so with normal use one charge lasts for weeks. When it's time, lift it off the plate and charge it with the included USB cable.
No. A daylight sensor keeps it off when the room is already light enough. It only comes on when it's dark and you walk past.
About 5 seconds, then it switches itself off. Long enough to get up the stairs or to the bathroom.
Yes. Coin gives a soft, warm 3000K glow of 40 lumens. Bright enough to see every step at night, without waking anyone up.
The adhesive plate sticks to smooth walls, wood and the inside of cupboards. Coin clicks onto the plate with a magnet, so you never need to peel the plate off to charge it. Comes off cleanly when you move.
Free UK delivery. We dispatch within 48 hours, and you'll get a tracking link by email.
You've got 30 evenings to decide. If it's not for you, send it back for a full refund.
Every Coin comes with a 1-year warranty. If something stops working, get in touch and we'll sort it out.