Kenwood TH-K2E - Manual (Page 16)

2
4 To remove the battery pack, lift the safety catch, then
press the release latch to unlock the battery pack.
Lift the battery pack away from the transceiver.
I
NSTALLING
A
LKALINE
B
ATTERIES
1 To open the BT-14 battery case lid, insert your thumb
or finger into the hole on the top of the battery case,
then pull the cover up.