Kelilong Electron Co is a specialised manufacturer and marketer of the analytic instruments and meters, the main products being instruments for water quality detection, RPM rotary speed measurement, and air quality testing. The company offers a digital hygro thermometer, Model KL-9826/9836. This features maximum and minimum temperature and humidity memory function with optional daily reset function with range selectable at any time and time display. Technical specifications: Model – KL9826/9836; measuring range – 5°C~50°C (23°F~122°F), RH 10-99%; resolution – 0.1°C (2°F), RH 1%; accuracy – ±1°C. ±5% RH; display – dual level LCD/three-level LCD; power supply – 1.5 V; dimensions 96 x 110 x 22 mm/140 x 76 x 16 mm; and weight – 128 gm/115 gm.