heine beta4 nt rechargeable handle heine / upgrade kit beta4 nt

DESCRIPTION

• For simple conversion of a BETA NT rechargeable handle (with Ni-MH rechargeable battery) to a BETA4 NT rechargeable handle with modern Li-ion technology.
• Including a Li-ion L rechargeable battery, compatible BETA4 NT bottom insert and one NT4 table charger (with two separate charging wells for charging two BETA4 NT handles simultaneously).