---
product_id: 402136210
title: "Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White"
brand: "sadotech"
price: "₨286"
currency: LKR
in_stock: false
url: https://www.desertcart.lk/products/402136210-sadotech-starpoint-extra-add-on-remote-waterproof-transmitter-button-starpoint
store_origin: LK
region: Sri Lanka
---

# Waterproof transmitter 1000 ft max range 4 volume levels, up to 110dB Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White

**Brand:** sadotech
**Price:** ₨286
**Availability:** ❌ Out of Stock

## Summary

> 🔔 Elevate your entry game with the ultimate waterproof remote—because every door deserves a VIP alert!

## Quick Answers

- **What is this?** Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White by sadotech
- **How much does it cost?** ₨286 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/402136210-sadotech-starpoint-extra-add-on-remote-waterproof-transmitter-button-starpoint)

## Best For

- sadotech enthusiasts

## Why This Product

- Trusted sadotech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged Waterproof Design:** Durable transmitter built to withstand rain, spills, and outdoor elements without skipping a beat.
- • **Built-In Memory Retention:** Your ringtone preferences stick even through power outages—set it once, forget it forever.
- • **Effortless Installation & Power:** Includes self-adhesive tape, screws, and a pre-installed A23 battery for instant setup and use.
- • **Unmatched Long-Range Connectivity:** Stay connected up to 1000 feet away—never miss a ring, no matter where you are.
- • **Customizable Alerts for Every Door:** Assign unique chimes to multiple receivers so you instantly know which entry needs attention.

## Overview

The Sadotech STARPOINT Extra Add-On Remote is a waterproof, long-range transmitter button designed for the STARPOINT wireless doorbell system. It supports up to 1000 feet of range, features 4 adjustable volume levels up to 110dB, and retains your ringtone settings even when powered off. Easy to install with included mounting options and powered by an included A23 battery, this transmitter enhances multi-door setups with customizable chimes for seamless, professional-grade alerts.

## Description

The STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Alert System Learning Code –L” Series is a CONFIGURABLE and EXPANDABLE doorbell system that can EASILY ADD on 20+ more extra receivers, transmitter buttons, motion sensors and door sensors. CONFIGURABLE and EXPANDABLE doorbell system. Add on or build your own system EASILY ADD on any number of additional receivers, transmitters, motion sensors or door sensors Long range operation with the receiver at over 500 feet Look for the –starpoint” symbol for other compatible components CE, FCC, RoHS certified.

## Features

- Multiple receivers can be configured to RING WITH DIFFERENT chimes/ringtones to let you know which transmitter was triggered _- a very convenient feature for multiple doorway entries.
- Built in receiver MEMORY feature RETAINS doorbell chime/ringtone selection even when receiver is unplugged or powered off. Long range operation with the receiver at over 500 feet
- Includes 1 extra waterproof remote transmitter button, double sided sticker, anchors and screws, A23 battery is included.
- DOWNLOAD OUR "10 MORE WAYS TO USE SADOTECH DOORBELLS” GUIDE - Did you know that our customers use SadoTech doorbells to train dogs, teachers love using it to quiet down classrooms, seniors and disabled use SadoTech doorbells as assisted living call pagers, and more! SCROLL DOWN on this page to the Technical Specs section below and click the Application Guide link to DOWNLOAD the PDF file.
- WANT TO LISTEN TO OUR CHIMES/RINGTONES BEFORE YOU BUY? GO AHEAD - Just SCROLL DOWN to the Technical Specs section below and click on the Specification Guide link to DOWNLOAD the PDF file. Open the PDF to play all 52 ringtones. We're proud to announce we've developed a custom music chip in our doorbells that includes carefully selected. Over 50+ different ringtones. Operating range of over 500 ft (1000 ft in open area). 4 levels of adjustable volume from 25db - 110db.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | SadoTech |
| Part number | ST-FX-XCTWATER |
| Item Weight | 28.3 g |
| Product Dimensions | 4.19 x 1.65 x 6.99 cm; 28.35 g |
| Batteries | 1 A batteries required. (included) |
| Item model number | ST-FX-XCTWATER |
| Size | 1 Add-On Waterproof Transmitter |
| Color | WHITE |
| Finish | White |
| Material | ABS |
| Installation Method | Self-adhesive tape or anchors/screw (included) |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Coverage | 1000 feet |
| Switch Style | Push button |
| Included components | Self-adhesive tape or anchors/screw (included) |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| tech_spec_battery_description_toys | A23 12V |

## Images

![Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White - Image 1](https://m.media-amazon.com/images/I/51H+bWdWA5L.jpg)
![Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White - Image 2](https://m.media-amazon.com/images/I/71y4Rs+lNzL.jpg)
![Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White - Image 3](https://m.media-amazon.com/images/I/61gPYrfxB4L.jpg)
![Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White - Image 4](https://m.media-amazon.com/images/I/61reBkMfeYL.jpg)
![Sadotech STARPOINT Extra Add-On Remote Waterproof Transmitter Button for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LTW, White - Image 5](https://m.media-amazon.com/images/I/61uERPTkMbL.jpg)

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---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-22*