All detectors have a 2 year replacement warranty

DTEKSELECT

• 1,000+ hour lifetime from infrared sensor with excellent sensitivity to blends
• Rechargeable NiMH battery for 6.5 hours of operation
• Suggested for refrigeration, industrial A/C and heavy duty use

716202G1:

• Infrared sensor equalizes to CO2 in the air for minimal risk of false alarms and lasts for over 1,000 hours
• Rechargeable NiMH battery for 6.5 hours of operation

TEKMATE:

• Proven heated diode sensor technology
• Runs on 2 "D" batteries for 16 hours of operation
• Suggested for residential A/C use

WHISPER:

• Detects pressure or vacuum leaks regardless of gas type
• Runs on 2 "D" batteries for 160 hours of operation
• Heterodyne capability reduces ultrasonic frequencies to an audible range