WS4965
- • Automatic drift compensation
- • Built-in, dual-sensor heat detector with fixed heat and rate of rise (non UL listed)
- • Built-in 85dB horn
- • Local test button
- • High/Low sensitivity reporting
- • Battery Indicator shows low battery
- • Removable smoke chamber makes it easy for maintenance
- • Non-contact sensitivity reading with handheld test meter (FSD-100)
- • Long Lasting lithium batteries included
- • UL/ULC/EN listed for residential applications
