KERN & SOHN WTB 30K-2NM - Manual (Page 18)

 Remove battery compartment
cover and the foam pieces
 Connecting the rechargeable
battery
Watch the colours:
Red on red !
Black on black!
 Insert the rechargeable battery
in a manner that it cannot slip
(fasten with a rubber foam mat)
Ensure that the cables are
not squeezed.
WTB-N_WTB-NM-BA-e-1421 18