Why it matters
The Z2PRO combines a 90 dB siren and LED strobe with phone alerts through the free Smart Life app. A built-in backup battery keeps it monitoring and alerting during power outages.
It switches between high-water (flood) and low-water (dry pump) modes on a 10 ft tethered float, and a second float can monitor two levels or two tanks. The housing is IP44.
Who it's for, and who should skip it
Good fit if
- Owners who want app plus siren
- Outage protection
- Budget Wi-Fi alarms
Look elsewhere if
- 5 GHz-only Wi-Fi
- Owners who prefer big brands
Pros and cons
Pros
- Siren and strobe
- Backup battery
- No subscription
Cons
- 2.4 GHz Wi-Fi only
- Lesser-known brand
- Tethered float needs room
Limitations to weigh
- Wi-Fi alerts need a working router and power; units with a backup battery keep the local alarm sounding in an outage.
- Check your pit diameter against the switch: vertical floats fit narrow pits, tethered floats need room to swing.
Specifications
Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.
| Compatible devices | Smartphone | Retailer |
|---|---|---|
| Dimensions (seller) | 7.2"L x 7.2"W x 3.9"H | Retailer |
| Voltage | 120 V | Retailer |
| Mounting / installation | Wall Mount | Retailer |
| Warranty | 2 Year Manufacturer | Retailer |
| Model number | SH-07B | Retailer |
| Switch | Tethered float switch | Retailer |
Alternatives worth comparing
More sump pump accessories we cover
Final verdict
A well-equipped Wi-Fi alarm for the price.
Where to buy
Our links open this exact model's product page. Prices and stock change; check what's included before you order.
Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure