Sure - but a multimeter also doesn't require the battery to be inserted into it - you can test the voltage while the battery is under load in most devices. Not

Sure - but a multimeter also doesn't require the battery to be inserted into it - you can test the voltage while the battery is under load in most devices. Not saying you can't buy a really good dedicated battery tester if that's what you want - but that dolla-fiddy version from ebay ain't gonna be it :)