• Measurement range of -40° to 100°C (-40° to 212°F)
• High accuracy of ± 0.2°C ( ± 0.36°F)
• Stainless-steel sensor tip
• Environments: For use in indoor environments
• Measurements: Air Temperature, Soil Temperature, Temperature and Water Temperature
• Wireless Features
• 900 MHz wireless mesh self-healing technology
• 450 to 600 meter (1,500 to 2,000 feet) wireless range and up to five hops
• Up to 50 wireless sensors or 336 data channels per HOBO RX station
• Simple button-push to join the HOBOnet wireless network
• Onboard memory to ensure no data loss
• Powered by rechargeable AA batteries and built-in solar panel

Sensor

• Measurement range: -40° to 100°C (-40° to 212°F)
• Accuracy: ±0.25°C from -40° to 0°C (±0.45°F from -40° to 32°F); ±0.20°C from 0° to 70°C (±0.36°F from 32° to 158°F); ±0.25°C from 70° to 100°C (±0.45°F from 158° to 212°F)
• Resolution: 0.02°C (0.036°F)
• Drift: <0.01°C (0.018°F) per year
• Response Time (typical, to 90% of change): 2 minutes, 30 seconds in air moving 1 m/sec

Wireless Mote

• Operating Temperature Range: -40° to 70°C (-40° to 158°F)
• Radio Power: 12.6 mW (+11 dBm) non-adjustable
• Transmission range: Reliable connection to 457.2 m (1,500 ft) line of sight at 1.8 m (6 ft) high
• Reliable connection to 609.6 m (2,000 ft) line of sight at 3 m (10 ft) high
• Wireless data standard: IEEE 802.15.4
• Radio operating frequencies: 904 to 924 MHz
• Modulation employed: OQPSK (Offset Quadrature Phase Shift Keying)
• Data rate: Up to 250 kbps, non-adjustable
• Duty cycle: < 1%
• Maximum number of motes: Up to 50 wireless sensors or 336 data channels per one HOBO RX station
• Logging rate: 1 minute to 18 hours
• Number of data channels: 2
• Battery type: Two AA 1.5 V lithium batteries
• Battery life: 1 year, typical use
• Memory: 16 MB
• Sensor dimensions: 5.3 x 33 mm (0.2 x 1.3 inches)
• Cable length: 1.8 m (6 ft)
• Mote: 6.38 in. x 3.38 in. x 1.63 in.
• Sensor materials: Stainless steel waterproof tip
• Mote: PCPBT, silicone rubber seal
• Environmental rating: Sensor and cable: Immersion in water up to 50°C (122°F) for 1 year
• Mote: IP67, NEMA 6