Fig. 4
2.4. Electrical Specifications
Battery
Rechargeable NiCd battery
Charging time max 14 hours for a completely empty battery
The battery pack has a built in short-circuit protection to aid in the
prevention of short circuits
AC-Adaptor
Input voltage and main plug according to local requirements
Output voltage 9 VDC
Note: Do not use any other than the original manufacturer's AC-adaptor
5