Gravity, hand pump or 12 V: the water has to move somehow · review
Colapz 15 litre heated shower, 220 V 2000 W, 42 °C stated review
The only shower in this hub that heats its own water — a 15 litre collapsible tank with a 220 V heater, which means mains power or a 2000 W inverter before anything happens.
The bottom line Hot water without waiting for the sun, at the price of needing a socket or an inverter to start with.
What this listing puts on record
A portable electric camping shower with a 15 litre collapsible water tank and a 220 V, 2000 W heater, stated to run from mains power or a 2000 W inverter and to reach up to 42 °C in 15 minutes. Insulation is stated to keep the heated water warm for up to 3 hours. The shower head has a USB-rechargeable pump delivering 3 or 4 litres per minute for up to 1 hour, and a high-pressure jet gun and a 1.8 metre hose are supplied.
What kind of shower this is
The only one here with its own heat source. Every other shower in this hub is a bag warmed by the sun, a bag warmed by nothing, or a pump moving water somebody else has heated. This one carries the heater, and that single fact decides everything about where it can be used.
What the power requirement means
220 V or a 2000 W inverter. That is a hook-up, a generator or a van with a large inverter. It is not a leisure battery, a power bank or a folding solar panel. The maker publishes the requirement in the first line of the first bullet, which is the right place for it.
Two figures that are not joined up
One hour, at 3 or 4 litres a minute. The listing publishes both flow rates and one run time, and never says which produced it. It is the same gap the other pumped shower in this hub leaves, and it is the difference between a comfortable margin and running the tank dry.
What the listing omits
No ingress rating. Mains voltage and running water share a product here, and nothing on the listing rates the enclosure.
No weight and no packed size, on a tank sold on collapsing.
Before you plug it in
Follow the maker’s instructions on power and earthing rather than anything inferred here. And as with everything on this shelf, heating water to 42 °C is not a treatment: what the water is fit for is decided before it goes in the tank.
Availability
Selling between 189 € and 204 € across the German, French, Italian and Spanish Amazon stores when this page was checked.
Nothing came back from the American and British Amazon stores, so the buy link there opens a local search instead of a page that is not there.
Every figure in this section is what Keepa returned on the day this page was last updated. Prices and offers change without notice.
Prices quoted in this text were read on 6 September 2026. The live price is at the top of the page.
What it does well, and where it gives way
Strengths
The only shower in this hub that heats water itself: 42 °C in 15 minutes, stated, with no reliance on sunshine
Insulation stated to hold the heated water warm for up to 3 hours, which turns one heating cycle into an evening
A shower head and a jet gun on a 1.8 metre hose, so the same set washes a person and rinses a bike
Compromises
It needs 220 V mains or a 2000 W inverter, which rules out most pitches and every walk-in campsite
The stated hour of showering is not attached to either of the two flow rates
No ingress rating anywhere, on the one product in this hub that combines mains voltage with running water
Specifications
Shower type
Mains-heated electric shower — a 15 litre collapsible tank with a 220 V, 2000 W heater and a USB-rechargeable pumped head, stated to need mains power or a 2000 W inverter
Capacity
15 litres — stated, in a collapsible tank
Pump power source
A USB-rechargeable pump in the shower head — stated; the heater itself runs from 220 V mains or from a 2000 W inverter
Stated run time per charge
Up to 1 hour of showering — stated; the listing does not say which of the two flow rates the hour was taken at
Hose length
1.8 metres — stated
Head type
A conventional shower head and a high-pressure jet gun, both supplied — stated
Flow control
Two flow rates — 3 or 4 litres per minute — stated
IP rating
Not published on the listing
Fill opening
Not published on the listing — the tank is described as collapsible and its opening is not described or measured
Packed weight
Not published on the listing — the tank collapses and no figure is given for the set
Amazon reference
B000QCM442 (same reference on 4 Amazon marketplaces)
EAN
5060115620062
What people ask before buying
What does 2000 W actually rule out?
Anything without mains power or a large inverter. A leisure battery with a small inverter will not run a 2000 W heater, and neither will a solar panel of the size people carry. This is a hook-up or a van product, and the listing states that plainly in its first line rather than hiding it.
How warm is 42 °C after 15 minutes?
It is a warm shower rather than a hot one, and it is the only heated figure in this hub that does not depend on the weather. The listing adds that insulation keeps the water warm for up to three hours, which is what makes one heating cycle serve more than one person.
Gravity solar bag · 20 litres · no pump · hand-held head on a flexible hose · carry handle · no hose length, no weight, no ingress rating
A gravity solar bag: fill 20 litres, hang it in the sun and let height do the work — with no hose length, no weight and no shower duration published anywhere.
Best for: A sunny pitch beside the car, rinsing off sand or sweat, where a hanging point is easy to find and simplicity is the point.
Rechargeable pump unit, no tank · 3 or 4 litres per minute · 4800 mAh · IPX7 · shut-off valve on the head · built-in water filter · no run time, no hose length, no weight
A pump rather than a bag, carrying the highest ingress rating in this hub at IPX7 and a shut-off valve on the head — and publishing no run time at all.
Best for: A pitch or a van with a water container on site, where a shut-off on the head and a rating that survives immersion matter more than a published run time.
Hand-pumped pressure shower · 8 litres · built-in hand pump, no power source · neoprene insulation · polypropylene body · about 2.1 kg empty · no heating function
The only hand-pumped shower in this hub: an 8 litre pressure tank with no battery, no USB and — as the maker states outright — no heating of its own.
Best for: Van and campsite use where warm water is boiled or carried rather than heated on the spot, and where nothing should depend on a charge or on sunshine.