--- product_id: 645660968 title: "A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security" brand: "tiiwee" price: "$67.53" currency: USD in_stock: true url: https://www.desertcart.us/products/645660968-a1-alarm-unit-for-tiiwee-home-alarm-system-indoor-wireless store_origin: US region: United States of America --- # 9.7 x 4.4 x 2 cm 120dB Siren 2 AAA Batteries A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security **Brand:** tiiwee **Price:** $67.53 **Availability:** ✅ In Stock ## Summary > 🔒 Secure Your Space, Elevate Your Peace of Mind! ## Quick Answers - **What is this?** A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security by tiiwee - **How much does it cost?** $67.53 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/645660968-a1-alarm-unit-for-tiiwee-home-alarm-system-indoor-wireless) ## Best For - tiiwee enthusiasts ## Why This Product - Trusted tiiwee brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **🔄 Easy Integration:** Seamlessly expand your tiiwee Home Alarm System with compatible sensors. - • **🔋 Wireless Freedom:** Enjoy the flexibility of a wireless unit powered by 2 AAA batteries. - • **🏠 Interior Mounting:** Designed for easy interior mounting, ensuring security wherever you need it. - • **📦 Hassle-Free Setup:** Receive simple installation instructions via email for quick setup. - • **🔔 Loud & Clear Alerts:** Experience a powerful 120dB siren that deters intruders effectively. ## Overview The tiiweeA1 Alarm Unit is a powerful addition to your tiiwee Home Alarm System, featuring a 120dB siren for maximum deterrence against intruders. It operates wirelessly with 2 AAA batteries and is designed for easy interior mounting. Expand your security effortlessly with compatible motion sensors and enjoy straightforward installation with provided instructions. ## Description A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security ## Features - IMPORTANT - Do not use this product in combination with tiiwee A2 or X4 motion sensor alarm. Combine this siren with tiiwee TWPIR01, TWPIR02, TWPIR03 and TWPIR04 motion sensors. After purchase, you will receive an email with instructions on pairing tiiwee home alarm sensors with this new A1 siren. - Door bell and 120dB siren - By default, the sound is set to the doorbell. Change the sound by pressing the manual adjustment button directly on the A1 or with the remote control. The 120dB siren is loud and is a great deterrent for burglars. - EXTEND YOUR A1 SYSTEM - The A1 siren allows you to quickly expand your existing A1 based system. You can find a detailed description of this in the manual of the tiiwee Home Alarm A1 Starter Kit. - The A1 alarm unit is compatible with the tiiwee Home Alarm A1 Starter Kit. It runs wirelessly and comes with batteries and mounting hardware, so it can stay mobile and go wherever it's needed. - Installation aid: after placing your order, you will receive an e-mail with simple installation instructions. Have you unsubscribed from third-party emails on desertcart? Let us know, and we will ensure that you always receive this message. ## Technical Specifications | Specification | Value | |---------------|-------| | Battery description | Alkaline | | Number of batteries | 2 AAA batteries required. | | Voltage | 1.5 Volts | | Control method | Remote | | Noise level | 120 dB | | Mounting type | Interior Mount | | Manufacturer | Tiiwee | | Part number | TWA1AU01 | | Item Weight | 72.6 g | | Product Dimensions | 9.7 x 4.4 x 2 cm; 72.57 g | | Batteries | 2 AAA batteries required. | | Item model number | TWA1AU01 | | Color | white | | Style | A1 interior | | Item Package Quantity | 1 | | Batteries Included? | No | | Batteries Required? | Yes | | Battery Cell Type | Alkaline | | tech_spec_battery_description_toys | Alkaline | ## Images ![A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security - Image 1](https://m.media-amazon.com/images/I/51w40T-3a+L._AC_UL320_.jpg) ![A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security - Image 2](https://m.media-amazon.com/images/I/51w40T-3a+L._AC_UL480_FMwebp_QL65_.jpg) ![A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security - Image 3](https://m.media-amazon.com/images/I/51w40T-3a+L._AC_UL640_FMwebp_QL65_.jpg) ![A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security - Image 4](https://m.media-amazon.com/images/I/51w40T-3a+L._AC_UL800_FMwebp_QL65_.jpg) ![A1 Alarm Unit for tiiwee Home Alarm System Indoor Wireless Anti-Intrusion Home Security - Image 5](https://m.media-amazon.com/images/I/51w40T-3a+L._AC_UL960_FMwebp_QL65_.jpg) ## Frequently Bought Together - tiiwee A1 Alarm Siren for the Tiiwee Home Alarm System - For Indoors Use - Wireless - Home Security - tiiwee A1 Alarm System for Home - Window Alarm Door Alarm with Remote Control - Door Alarm - tiiwee TWWS03 Door and Window Sensor for the Tiiwee Home Alarm System --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/645660968-a1-alarm-unit-for-tiiwee-home-alarm-system-indoor-wireless](https://www.desertcart.us/products/645660968-a1-alarm-unit-for-tiiwee-home-alarm-system-indoor-wireless) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-04-27*