Bosch Ahs 60-16 Hedge Cutters. These have been tried and tested Model number: 0600847D70.
Hedge trimmer features:

450 watt hedge trimmer.
Blade length 60cm - suitable for medium size hedges.
Tooth gap 16mm - indicates the maximum diameter the trimmer can cut through.
Safety guard and hand guard.
Blade tip protector.
Soft grip rear handle for comfortable operation.
Dual safety switch.