
Review Summary
2021-05-19T14:56:30
A must have for anyone who uses NiMH batteries in speedlights. One bad battery in a group can cause the failure of a speedlight to recycle. A partly discharged battery in a group can go dead early, be reverse charged and damaged and might even leak damaging your speedlight. A common battery tester will NOT indicate a battery that produces the correct voltage but cannot deliver the high mAh(s) required by speedlights. If you use NiMH batteries in speedlights this battery tester belongs in your bag! I use the ZTS Mini-MBT Mini Multi-Battery Tester with Nikon Speedlights. Canon owners can benefit from this battery tester as well. Please note that Canon calls their flash units "Speedlite" because they are less filling. :) Seriously anyone who uses NiMH batteries in speedlights needs one of these ZTS battery testers!
David H.
2019-01-22T07:48:48
If you use rechargeable batteries, you need this tester. My experience is that rechargeable batteries loose both their capacity and their ability to hold a charge. I use the tester by fully charging the battery, and then letting is sit for two weeks and check it again. If it did not hold 100% of its charge, I throw the battery out. Also my equipment seems to all use four batteries at at time. So another check is if one battery of the set of four tests less than the other three, I throw it out. I have not a battery surprise in the field since I got the tester and instituted these checks.
LAWRENCE P.
2018-01-25T08:22:54
Compact and resistant, it has never given me problems, the second I buy.
ABIMAEL M.
2017-05-16T08:51:53
simply, it does what it's supposed to. it is great to have when checking out non-functioning small appliances and handheld electronic tools, it helps confirm or eliminate batteries as the problem. small size makes it easy to throw in a travel bag.
james p.
2016-12-05T11:35:28
I use this all the time because you can not look at a battery and tell how much charge it has remaining. It will also tell you if the battery is no good.
Loren H.
2016-09-26T08:36:58
Love it,Make your work easy to identify battery problem
JITENDRA P.
2016-08-15T21:10:04
I bought this some time ago and would be lost without it, All you have to do is check your batteries before a trip and this is so easy to use. A great tool. I use it all the time and it will also read those disc style batteries.
CHARLES S.
2014-07-07T21:00:00
Easy to use and much more accurate than "voltage only" testers
Kip
2014-02-18T19:00:00
This is my second. I wanted one in each home, and I was tired of schlepping one back and forth.
European G.
2014-01-13T19:00:00
This is the best battery tester I have seen. Very easy to use and very accurate. Works on a variety of batteries. Recommended.
Ron
2014-01-06T19:00:00
This battery tester fits into camera bag and being light, does not add much weight. I use the Mini-MBT's big brother, the MBT battery tester at home for a larger range of batteries used other equipment. The interface is simple, intuitive and accurate. I find that testing the batteries twice gives a more truer result. The unit saves $ by not throwing away batteries that still have life and can still be used and by identifying if only one battery in a multi-cell application is bad. More importantly, especially for flashes, you know exactly how much battery is left and if the units will last through a shoot.
RAY Z.
2014-01-06T19:00:00
Simple to use with accurate ananysis of the energy left in the batteries. More expensive than other testers but it keeps me from throwing away partially used batteries because I have more confidence in how much longer they will work.
Kevin
2013-12-30T19:00:00
Works exactly as the maker describes; very useful product.
Sam
2013-12-09T19:00:00
Obvious use is to determine remaining life of battery. Also use to avoid putting older unused low-power batteries into critical use items
DECLAN N.
2013-12-09T19:00:00
Had one for several years. Paid for itself in the first few months. Works well. Wish it tested button batteries but can't have everything at this price. Bought three more for Xmas gifts.
Gino
2013-11-11T19:00:00
This battery tester is perfect for letting me know battery condition. Testing them under load is the best way to really know what you have. If I test a NiMh after charging it and it is less than 100% it is suspect. I have a LOT of PowerEx batteries for my strobes and battery packs so this is invaluable.
Boulder M.
2013-10-21T21:00:00
I would say overall I am happy with this battery tester. It gives me a range so I know how much battery I have left before I start using my speedlight for a shoot. If it is an extensive shoot I may change the batteries, otherwise if I am just out doing some sightseeing I will try and use up my half used batteries. I use a sharpie and mark the percentage left on the batteries and that helps me keep up with them. It is a little awkward to use. It is hard to hold the battery on the little nub and then use the lead to touch to the top while trying to see the indicator. But I have managed and this does give me peace of mind that my external flash isnt going to run out of juice in the middle of a photo shoot.
Fine D.
2013-07-24T21:00:00
Now using the ZTS Inc. Mini-MBT for testing all my Speedlite Rechargeables before they go back into use. Thus confirming that the charger is doing its job and the batteries are 100% after being let down by a less then year old Maha PowerEx MH-C801D!!
Brian M.
2013-07-08T21:00:00
Everyone uses batteries, so this is a useful accessory for everyone. Compared to common battery testers, this is pricier, but this is not your average battery tester. Far more accurate, than other testers. Can check AA 1.2V NiMh batteries. It is powered by 4 AAA size batteries. Unit automatically self checks it's own batteries, each time you turn it on. Now I don't worry about having good batteries, when I leave the house.
DAVID S.
2013-06-10T21:00:00
This tester is super. Small and easy to use. Gives me confidence in my battery's charge.
Mel
2013-03-25T21:00:00
Its does a good job load testing so you know the charge of battery. It would be nice if it would tell your state of health of battery that is what you really need to know. almost any battery will past a load test. State of health would let you know how long battery will last when in use.
JAMES H.
2013-01-30T19:00:00
This battery tester works as advertised and does it's job quite well. Simple to use -- no more guessing how much charge is left in that battery. It tests the remaining capacity under load for a more accurate readout and displays the result in percent remaining (20, 40, 60, 80 or 100%). Small & lightweight, similar to a handheld calculator. I use it to test my rechargables for an external flash and my emergency batteries. I do like this tester.
Ken P.
2013-01-16T19:00:00
Now I know which of my rechargables are simply bad batteries, and when it matters, I'm certain that I have fresh sets in my camera bag.
Stephen M.
2012-12-12T19:00:00
This purchase was a gift. I've used the ZTS Mini-MBT for years, professionally and personally. I trust its results in professional audio operations, wireless microphones, battery powered sound modules, remote controls, toys, and flashlights; anything that uses batteries. The best there is.
Vic
2012-07-29T21:00:00
I have a toddler, and all toddlers need lots of batteries for their toys! This keeps track of batts so I would know when to charge more.
ALBERTO G.
2012-05-23T21:00:00
Easy to check my camera gear batteries. No more dead equipment in the middle of using it! Fits in my pocket if I want to or need to carry it around, and it is made in the USA, which is important to me.
JORGE M.
2012-05-06T21:00:00
I had a large quantity of batteries of all kinds from my photographic endeavors and this tester helped me to sort through which ones were good and which ones to throw out. This battery checker tests many different kinds of camera batteries and does so UNDER LOAD... the CORRECT way. Recommended by Ken Rockwell and now by me too. This tester is so nice I plan on getting the bigger version too and use this one in my camera bag to test all the different batteries I use.
Paul C.
2012-04-15T21:00:00
This has been excellent. I recommend getting one that test many batteres. This one does a lot but other models test even more battery types. You usually end up wanting to test ones that you didn't plan on. Good tester.
David W.
2012-04-15T21:00:00
I keep one of these in my bag, and the big one at home. Both are indispensible, but awkward to use.
JJ P.
2012-03-04T19:00:00
Referred to on the Ken Rockwell website this is a GREAT battery tester. It tests batteries the CORRECT way (by putting them under load, is portable, works well, and is even made in the USA. I like this one so much that I am going to order the "big brother" to this one - the ZTS MBT-1 - and use this one as my portable unit after I get it. Definitely recommended - a quality product that works very well.
Paul C.
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Browse our FAQ
1.2v NiMH / NiCd rechargeable [AA, AAA, C, D]
1.5v alkaline [AA, AAA, C, D, N]
3v photo lithium [CR123, CR2, CRV3]
9v alkaline & carbon zinc
4 AA batteries
5 LEDs - colors green, yellow, red
magnitude varies according to battery type
microprocessor-controlled test cycle
2 seconds
solid brass, nickel-plated
4" x 2.5" x 0.75"
approx. 3 oz. (85g)
856777000121
Must have
By alextiny
Any one who uses batteries should have this neat little device in their bag. Thanks to ken Rockwell for suggesting this as a must have.
Great Product
By P2PICS
This is the perfect battery tester for traveling. I already purchased the larger version of this one. but it is too bulky to take out for photo assignments tasks. As the saying goes: "This one is JUST RIGHT!"
The ZTS Mini Multi-Battery Tester (Mini-MBT) provides a comprehensive means of testing the state of charge or state of power for more than 15 battery types.
The mini-MBT's microprocessor-based design makes battery testing simple - using a patented, high accuracy pulse load test. After a fully automatic test cycle, percentage of remaining battery capacity is indicated on the LED bar display.
Battery types are clearly labeled next to appropriate contacts. There are no settings, and test results are easy to understand. Its small size makes it idealfor the gadget bag, toolbox, or home utility drawer.
Negative test lead/probe conveniently stores in seam at side. Tests NiMH, Alkaline, and Lithium. Padded pouch available separately. Uses 4 AAA batteries (not included). Made in U.S.A.
Battery performance is very important in today's electronic devices. ZTS Multi-Battery Testers compute the battery's actual remaining power capacity using a patented pulse load test.
This pulse load simulates the real power demand that batteries experience during normal operating conditions.
So battery performance is measured, not just voltage or internal resistance. The load is automatically disconnected, so testing will not harm or drain the battery.