He will operate on HF Bands.
QSL via LOTW only.
Information from his QRZ page:
I'm in Namibia for some weeks
QRV holiday style.
small portable rig
TRX: Yaesu FT-891
Antennas: JPC-12 and hyendfed antenna
Tuner: SGC SG-239
Namibia. Author - Holger Wirth.