---

• + [PRODUCT] Smart Smoke Fire Alarm S1 series
• + [VIDEO] HElMAN Smart Matter smoke alarm M1-M work with Apple Smart home
• + [VIDEO] HEIMAN Smart Matter smoke alarm work with Samsung SmartThings
• + [VIDEO] HElMAN Smart Matter smoke alarm HS1SA-M work with Apple Smart home
• + [BLOG] HS1SA-E Plus: A Smarter Zigbee Smoke Alarm for the Modern Smart Home