This product is easy to install and operate. With batteries fixed, both outdoor and indoor units can be directly used. It is special for villa. Power consumption is little in non-working state. Power save and long standby duration are achieved. Stable performance and fashion design are your first choice of high quality intelligent life. Note: please use alkaline battery instead of carbon battery for outdoor unit.

• Outdoor unit works with four AAA dry batteries and employs latest energy saving technology.
• Barrier free transmission range can reach 100 meters in open outdoor environment and reach 30 meters in indoor environment
• Its standby time can last over half a month.
• One outdoor unit supports connection with 99 handsets.

Outdoor unit works with four AAA dry batteries and employs latest energy saving technology.KUFENG