Richard Paul Russell Limited
Kestrel Drop D3 Kestrel Drop D3
5-Year Warranty on all Kestrels

Kestrel DROP D3 Wireless Temperature, Humidity & Pressure Data Logger
(compatible with iOS & Android)

In Stock with FREE UK Standard Delivery


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Also available in red and blue colours please contact us

An easy to use highly accurate temperature, humidity and pressure data logger with free-to-use Bluetooth connected App for both iOS and Android.

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Kestrel DROP D3 Description

The Kestrel DROP D3 is designed to monitor and record a full suite of environmental conditions, including temperature, humidity, heat index, dew point temperature, station pressure, density altitude and pressure trend in a variety of indoor, outdoor and industrial applications

Kestrel DROP D3 are ideal for monitoring conditions in manufacturing, transportation and shipping, shooting and hunting, facilities management, agriculture, healthcare and pharmaceutical organizations, firefighting, the military field, and recreational and in-home use. Put a DROP virtually anywhere and ensure safe conditions when you can't be there.

The DROP D3 logger is IP67 rated (30-minute submersion at 1m) and MIL-STD-810G drop tested making it ideal for remote locations, inside or outside. The Kestrel Connect App allows data to be viewed from your connected device up to 100ft away.

Each unit comes complete with a user replaceable CR2032 Coin Cell Battery (average life 300 hours) and is equipped with a sturdy D-ring for hanging wherever needed.

Kestrel DROP D3 Measures

• Density Altitude
• Pressure Trend
• Station Pressure (Absolute Pressure)
• Temperature (Fahrenheit and Celsius)
• Humidity (RH)
• Dew Point Temperature
• Heat Stress Index

Kestrel DROP D3 Features

• Bluetooth Smart (Wireless Technology)
• Data Logger
• Free Kestrel Connect App
• 24 x 46 mm x 60 mm, weighs 34 grams
• Drop-Tested, MIL-STD-810G
• IP67 Waterproof
• Lightweight & Durable
• CR2032 Coin Cell Battery (average life 300 hours)
• Kestrel Certificate of Conformity
• 5 Year Warranty Manufacturer's Warranty

  Accuracy Resolution Range
Dew Point ±3°F
0.1°F/0.1°C 10% to 90% RH at 77°F/25°C
over 10 - 55°C/50 - 131°F
Heat Index ±5°F
0.1°F/0.1°C 10% to 90% RH at 77°F/25°C
over 10 - 55°C/50 - 131°F
Density Altitude ±25.0 m
±82.0 ft
0.1 m/0.1 ft 10% to 90% RH
over 10 - 55°C/50 - 131°F
700 - 1100 mbar/20.67-32.58 InHg

  Temperature Humidity Pressure
Operational Range 0°F/-18°C to 140°F/60°C 0 to 100% RH 10-1200 hPa

Data Storage D1: 13064 data points D2: 8165 data points D3: 6220 points
Size & Weight 2.4 x 1.8 x 0.9 in. / 6 x 4.5 x 2.3 cm
1.2oz / 34g
Battery Type User-replacement CR2032 (Included)
Connectivity Bluetooth Low Energy (BLE) connects to IOS devices (models 4s and later) and select Android products with Android 4.3 and higher).
Logging Rate 2 seconds to 12 hours
Storage Temperatures -22°F to 140°F / -30°C to 60°C
Shock Resistance MIL-STD-810G, Transit Shock, Method 516.5 Procedure IV (4 foot drop test)
Water Resistance IP67 and NEMA-6 (30 minute submersion at 1 meter, 3.3 ft)
Compliance CE certified, FCC, IC tested, RoHS and WEEE compliant.
Source Designed and manufactured in USA. Complies with Regional Value Content and Tariff Code Transformation requirements for NAFTA Preference Criterion B.

Typical Applications

Monitoring goods in transit
• Perishable goods storage
• Fire-fighting
• Building management
• Medical
• Pharmaceutical
• Outdoor activities


Kestrel DROP D3 measures

• Temperature
• Relative Humidity
• Heat Stress Index
• Dew Point Temperature
• Station Pressure
• Density altitude


Kestrel DROP D3 features

• Bluetooth Low Energy (BLE) wireless communication with smart device for real-time viewing of data, data download, graphing, charting and sharing
• Kestrel Connect App available at the iTunes App store & Google Play store
• Share data with the Kestrel Connect App via email, text and social media
• Rugged, drop tested to MIL-STD-810G standard
• Accurate
• Waterproof to IP67 standard
• Available in red, blue and tan
• 5 year warranty
Data Sheets
Download PDF Kestrel DROP D3 Data Sheet
Certificates of Conformity
Download PDF Sample Certificate of Conformity