Fitting the batteries 

1. The gauge requires 3 x AA/LR6/UM3 Batteries 

2. You can locate the batteries behind a cover on the rear of the gauge.  

3. The battery cover is removed by pressing in with your thumb at the base to release the clip. 

Note: The gauge can be fitted with Lithium, NiCad or NiMH rechargeable batteries which can improve the life of the batteries and enable recharging.