Hi Tone, sorry to hear about the issues with your product. Please head over to our website support portal and submit a warranty ticket. After you submit the ticket, a member from our support team will be in touch to try and fix this issue: https://www.kickassproducts.com.au/Battery-Systems/Electronics-Appliances/KAMeter1 I apologise for any inconvenience this has caused.
“A very handy instrument. It is very compact and accurate.
It is great in series with solar panels to a battery, or can be used in series from a battery to a load.”
“It works but it doesn't read the same as my multimeter for some reason it always 2 or 3 volts Higher then what's actually in the battery unless I'm using it wrong"♂”