The battery must be replaced according to the manufacturer's instructions. Smoke alarms have a battery change indicator that signals a low battery by means of a signal tone and, if necessary, a light emitting diode.
Product: | Remote smoke detector RM L 3101 | Smoke detector RM L 3100 | Smoke detector RM C 9010 |
WiFi Smoke and heat detector WRHM01 |
Item number: | 1290210 | 1290050 | 1290080 | 1290090 |
Battery type: |
fixed lithium battery | fixed lithium-ion battery | 9v Block-battery | 2x Batteries (Mignon AA LR6) |
Batterielebensdauer: | approx.. 10 Years | approx.. 10 Years | approx.. 1 Year | approx.. 1 Years |