Dahua HY-GC21B-W2(868) wireless carbon monoxide detector with display
Description
Wireless carbon monoxide (CO) detector with an electrochemical sensor Dahua HY-GC21B-W2(868) for Dahua AirShield systems New. • Electrochemical sensor, LCD display • Built-in siren 85 dB(A) at 3 m, audible and visual alarm • Test and alarm silence button • Wireless communication at 868 MHz, two-way, AES128 encryption, frequency hopping • Range up to 1000 m in open space • Power: CR123A battery • Complies with EN 50291-1:2018 and EN 50291-2:2019, TÜV and CE • Dimensions: 116.4 × 71.7 × 28.3 mm, 125 g • Shipping by post or courier across Serbia • Pickup in Belgrade by prior arrangement
Details
| Condition | New |
| Advert type | For Sale |
| Category | Home Appliances → Other |
| Posted | 11/06/2026 |
Location
Srbija, Beograd, Nabokovljeva, №2EOpen in Maps
Delivery across the country
Payment is cash on receipt — Ovdix does not process payments.
On Ovdix since November 2026
396 listings
Safety Tips
- •Meet in a public place
- •Check the item before payment
- •Don't share personal information
- •Report suspicious activity
