Replacement battery for Trimble D-Li1: this is a lithium-ion battery with a voltage of 7.4V and a capacity of 2600mAh. It is compatible with the following Trimble equipment: 5700, 5800, 29518, 46607, 52030, 54344, 38403, R8, R6, R7, R8 GNSS, and MT1000.