The UNO from Gentec Electro-Optics Inc. is a power monitor that reads both thermal- and photodetectors. It has a 76 × 57-mm LCD display with 23-mm digits that are high in contrast, allowing them to be seen from a distance. The monitor’s accuracy is ±0.5% (±5 μV) full scale as a power meter and 1% <500 Hz up to 6% @ 10 KHz. It provides easy one-finger navigation for fast and precise power measurement. It measures 122 × 210 × 44 mm and weighs 0.47 kg.