Maximum minimum wireless temperature and humidity meter SK-300R 1 piece

The temperature and humidity measurements from the child unit are wirelessly displayed on the parent unit. The measurement values ​​of the parent and child units are displayed simultaneously, and the highest and lowest values ​​can be checked with the push of a button. When the heat stroke warning level reaches the "danger zone", an LED will notify you. Model number: SK-300R Set contents: 1 parent unit, 1 child unit Measurement range: Temperature: -10.0 to +50.0°C, Humidity: 20 to 90% RH Measurement accuracy: Temperature/±1.0℃ (0.1 to 39.9℃)/±2.0℃ (others), Humidity/±5%RH (40 to 70%RH)/±10%RH (others) *For temperatures between 20 and 30℃ Minimum display: Temperature/0.1℃, Humidity/1%RH Measurement sampling (display update) approx. 1 minute Sensor: Temperature thermistor/humidity polymer resistance change type humidity sensor Operating environment conditions: -10 to 50°C, 90% rh or less (no condensation) Storage environment conditions: 0 to 50°C, 85% rh or less (no condensation) Wireless standard: Specific low-power wireless device ARIB STD-T67 compliant 426.025MHz Communication distance: Approximately 90m (in a straight line with no obstructions) Size: Parent unit: 169 x 126 x 29 mm, Child unit: 65 x 129 x 22 mm Weight: Parent unit: approx. 320g (including batteries), Child unit: 155g (including batteries) Power supply: Parent unit/Child unit: 3 AA batteries (included for testing) Battery life: Approximately 1 year (when using alkaline batteries) Material: ABS resin, acrylic resin Display items: Temperature, humidity, heat stroke warning level Communication distance: Approximately 90m (in a straight line with no obstructions) Waterproofing: Child unit: Compliant with JIS C 0920 IPX3 (avoid locations exposed to direct rainwater) *Parent unit: Not waterproof Installation method: Parent unit/wall-mounted or tabletop type, Child unit/with hanging hook Comes with a heat stroke warning level sticker (1 sheet) Code number: 8420-00