[KINGAKNAA]

Might be of use to someone

Description
Heavy-duty water pump with powerful 650 watt motor
Maximum pumping capacity (l/hr): 13,000
Quiet, maintenance-free motor with overheat protection
Max. immersion depth (m): 7
Includes 8m rope, 10m cable and instructions
3 year manufacturer's warranty
was £24.99

http://www.lidl.co.uk/cps/rde/xchg/lidl_uk/hs.xsl/index_8496.htm

[concept]

at that price, worth having one as a spare.

[JamesTurnbull]

about a max of 200L a hour, quite good pump