Specification

• Battery life:10 months (Use the device 15 times per day) 
• Outdoor 30m, Indoor 10m Communication distance 
• CR2032 240mAh Battery 
• 3.3mAh Rated Current 
• 3.10mW Rated Power 
  

Features

• Precise Positioning 
• 300 Days Standby 
• 80-100dB Volume 
• Certified Chip