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VIVSENS rechargeable pump unit, 4000 mAh, 650 g, IPX5 vs Laserbeak rechargeable pump unit, 4800 mAh, IPX7

A bigger battery on one side, a published running time on the other — which number is worth more when both drop into your own bucket?

Neither of these is a shower on its own: both are pumps that go into a container you already have, which is why the capacity line is empty on both sides. The pairing comes down to what each maker chooses to print. Laserbeak publishes the larger cell, 4800 mAh, and not one minute of running time. VIVSENS publishes a smaller 4000 mAh cell and up to 60 minutes of continuous running — without saying which of its two flow rates that hour was taken at. Neither is a water treatment of any kind: what goes into the bucket is what comes out of the head.

VIVSENS portable rechargeable camping shower pump with a shower head, hose and hanging hook

VIVSENS rechargeable pump unit, 4000 mAh, 650 g, IPX5

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≈ 31 €

Laserbeak grey portable rechargeable camping shower pump with a hose and shower head

Laserbeak rechargeable pump unit, 4800 mAh, IPX7

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≈ £37 / 40 €

Line by line

Compared on rechargeable pump unit, 4000 mAh, 650 g, IPX5 rechargeable pump unit, 4800 mAh, IPX7
Shower type Pump unit, no tank — drops into a container you supply Pump unit, no tank — drops into a container you supply
Capacity Not published — there is no tank Not published — there is no tank
Pump power source 4000 mAh, charged over USB, from a car adapter or a laptop — stated 4800 mAh over 5 V USB, with a battery indicator — stated
Stated run time per charge Up to 60 minutes continuous — stated, flow mode not named Not published — capacity given, no hours or minutes
Hose length 2 metres — stated Not published
Head type Shower head plus a separate high-pressure nozzle — stated Shower head with a filter built into the pump end — stated
Flow control 3 or 5 litres per minute — stated 3 or 4 litres per minute, plus a shut-off valve on the head — stated
IP rating IPX5 — stated IPX7 — stated
Packed weight 650 g — stated Not published — called compact and light

Each tick belongs to its own line and nothing more. The row of ticks is not a score: the two verdicts underneath settle the page, because these two answer different questions on the trail.

Which one, for whom

Buy the VIVSENS rechargeable pump unit, 4000 mAh, 650 g, IPX5

The pump that tells you what it will do: up to 60 minutes on a charge, a 2 metre hose, 650 g on the label, and a high-pressure nozzle alongside the shower head. The hour has no flow rate attached — 3 or 5 litres a minute are both published — so read it as a bound rather than a schedule. IPX5 is the lower of the two ingress ratings here.

Buy the Laserbeak rechargeable pump unit, 4800 mAh, IPX7

The pump with the bigger published cell, 4800 mAh, the higher ingress rating, IPX7, a shut-off valve on the head and a filter at the pump end to keep grit out. It publishes no running time, no hose length and no weight, so the battery figure is the only thing you can plan the evening around, and mAh is not minutes.

What people ask before buying

Does a bigger battery mean a longer shower?

Not on published figures alone. Laserbeak publishes 4800 mAh and no running time; VIVSENS publishes 4000 mAh and up to 60 minutes. Running time depends on the flow rate the pump is held at, and neither listing pairs a rate with a duration, so the two numbers cannot be converted into one another.

What does the IPX5 and IPX7 difference cover?

Both are published by the makers for the pump units. IPX7 is the higher of the two figures on paper. Both listings describe a pump that sits in water while it works, and neither states a depth or a duration beyond the code itself.

Do these clean the water they pump?

No, and neither listing says they do. Laserbeak names a filter at the pump end, which is there to stop grit reaching the pump. Nothing on either page makes any claim about the water being fit to drink, and no page on this site does either.

The full reviews

  • VIVSENS rechargeable pump unit, 4000 mAh, 650 g, IPX5

    Rechargeable pump unit, no tank · 3 or 5 litres per minute · 4000 mAh · up to 60 minutes stated · 2 m hose · IPX5 · 650 g · shower head and jet nozzle

    Not a bag but a pump: a rechargeable unit you drop into your own bucket, and the fullest specification in this hub with nine of its ten lines published.

    Best for: A van, a car park or a pitch with a water container already on site, where the pump is the missing piece rather than the whole system.

    ≈ 31 €

  • Laserbeak rechargeable pump unit, 4800 mAh, IPX7

    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.

    ≈ £37 / 40 €

Prices in these summaries were read on the dates each review gives. The live figure sits beside every product.