Charging board for PIB rechargeable batteries, SE

A charging board for the 1.2 V PIB rechargeable battery modules used in the Electricity 1 student set (P9901-4D), charging up to 18 cells at once. The plastic plug-in plate has 18 polarity-labelled slots and two 4-mm input sockets for the power supply (12 V DC, min. 500 mA, stabilised). Dimensions 310 x 220 x 25 mm, mass approx. 880 g; takes the P3910-2K PIB battery.