Tadiran Batteries, Voltage: 3.6 V
29-2085 - Tadiran Battery TL-5101 3.6 V
29-2100 - Tadiran Battery TL-5155 3.6 V
29-2105 - Tadiran Battery TL-5104 3.6 V
I ordered batteries and a set of test leads. I received them within three days of when I ordered them and I got a great price. Fast service and a great price - what more could you want.