Detecto Digital Length Measuring Device (#809161141405 / DLM) comes with 2 'AAA' batteries that power the device, a bold LCD screen for viewing infant height. The DLM is intended for use with Detecto Mother-Baby Scales MB130 & MB150 or it can be used as stand-alone on any exam table. Warranty: 2 Years Defects and Workmanship. The Detecto DLM provides fast readouts, and convenient switching of units (feet / inches or centimeters). Its lightweight design makes it ideal for transporting from one patient room to another, and makes it easy to use as a stand-alone on an exam table. Features Detecto Digital Length Measuring Device Features Digital speed and accuracy. Easy-to-read LCD display. Hold feature for retaining measurement. Specifications Detecto Digital Length Measuring Device Specifications Length Range: 13.75" - 31.5" / 35 - 80 centimeters. Overall Dimensions: 11.4" x 2.7" x 24.4". Graduations: 1/16€ / 1 mm. Function Keys: RESET, HOLD, UNIT, ON/OFF. Units of Measurement: Feet, inches or centimeters. Temperature Range: 50 °F up to 104 °F Power: Two 1.5 V 'AAA' batteries (batteries included). Literature Detecto Digital Length Measuring Device Literature Detecto Digital Length Measuring Device Bulletin