Finding intermittent faults that take out fuses when youa re somewhere else in the shop can be a pain to catch...The point of my light bulb across the breaker/fuse is the light turns ON when the breaker pops and this is very handy when you are elsewhere in the shop and the fuse is on an intermittent circuit.
Cuba: Electricity. Although the power supply in Cuba is mainly 110 volts, most of the modern hotels have dual voltage with all the sockets in the room being 220 volts. Usually in the bathroom there is an 110 volt socket suitable for shavers and charging batteries. A 4 gang 13 amp extension lead could well prove very useful.
1 Providing cash advances with credit cards (Visa and MasterCard). 2  These are widely accepted throughout Cuba and are valid from accounts in every currency, except for cards linked to banks in the U.S.. 3  Cards in US$ from banks outside the the U.S. can be used, however the extra 10% fee will be applied.