Scare off would-be intruders and alert the neighborhood with this wireless 105 dB indoor/outdoor siren. Loud 𝟏𝟎𝟓 𝐝𝐁 siren makes sure the alarm is heard when a security risk is detected. Easy to install without the need for tools or professional installation. Requires homebase to operate. Compatible with HomeBase S380 and S280. One App Controls All. Links to HomeBase and the eufy Security app. Easily get notifications and check the battery status. 𝐓𝐚𝐤𝐞𝐬 𝐭𝐰𝐨 𝐂𝐑𝟏𝟐𝟑 𝐛𝐚𝐭𝐭𝐞𝐫𝐢𝐞𝐬 𝐰𝐡𝐢𝐜𝐡 𝐥𝐚𝐬𝐭 𝐮𝐩 𝐭𝐨 𝟐 𝐲𝐞𝐚𝐫𝐬., Weight: 0.44 Pounds, Manufacturer: Anker