H20 Digital Clock

£4.99   Buy Now
RRP: £6.99 you save £2.00   More Info

Save money on batteries, no need to buy any with this water powered clock.

Amazing just add water every 2-3 months. Add the water directly into 2 holders underneath the clock.

How it works: There are 2 special alloys of... show more

H20 Batteries

£4.05   Buy Now
RRP: £4.99 you save £0.94   More Info

2 Replacement H20 Batteries

Your current H20 Battery supplied with your H20 Clock/Calculator will last for at least 2 years.

However, why not stock up now with your replacement.

Kaieteur are proud to donate a... show more

H20 Compact Calculator

£4.73   Buy Now
RRP: £7.50 you save £2.77   More Info

Revolutionary water powered calculator.

Its compact (8cmx11cm) and light weight, designed for both professional, school or home use.

Eventually after many years the battery will give itself up and can be replaced... show more

H20 Desktop Calculator

£10.13   Buy Now
RRP: £14.99 you save £4.86   More Info

Water powered with 12 digit display for office, school or home use

How it works: There are 2 special alloys of positive and negative metal electrodes in the device. When a few drops of water are added, the positive and negative ions... show more

H20 Multifunction Clock

£10.13   Item currently out-of-stock
RRP: £14.99 you save £4.86   More Info

Rotating display with time, alarm, temperature & timer

Just add water every 2 months.



How it works: There are 2 special alloys of positive and negative metal electrodes in the device. When a few drops of... show more