Option B3: rechargeable internal batteries

With option B3/6, the APSIN gets internal rechargeable batteries (Ni-MH batteries classified as non-hazardous by IATA; expected lifetime under typical use is 3 to 5 years) that a good for 3 hours of supply-independedent operation. As soon as the APSIN is connected to an external power supply, the batteries will automatically recharge.

The option also adds a grip on the side to make the device really portable.

Features:

• 3 hours of continuous mains-free operation at full output power