Autec DJM DJR FJM FJR battery LPM04 R0BATT00E12A0.
Replacement Autec DJM DJR FJM FJR crane transmitter remote control battery 7.4v 500mAh to replace LPM04 R0BATT00E12A0

The Autec DJM is a portable transmitting remote control unit that can have up to eight joysticks for the controlling of many industrial and complex large machinery such as cranes, drilling and tunnelling plant and many other large motorised pieces of kit, normally on the body with a harness or waist belt it allows the user freedom to move about the work place unhindered and increases productivity

You should charge your new battery when it arrives an first use, i its not being used then a recharge every eight weeks would be required to keep the cells fresh

Chemistry = Li-Polymer
Voltage = 7.4v
Capacity = 500mAh
Length = 93.54mm
Width = 53.4mm
Height = 28.2mm