RAY Scalper V1 Edu (Only Lot)
This Old Kings expert advisor (trading robot) for MetaTrader 4 is called RAY Scalper V1 Edu (Only Lot). Judging by its name, it is built around short scalping trades. The file name marks it as version 1. In the code it works with the Stochastic oscillator, moving averages and Bollinger Bands. It moves the stop behind price, can size trades from your risk and is set up for scalping. It has 1 setting, for example Fixed Lot Size (default 0.1). Watch it on a demo account for a while — robots can behave differently with each broker. Inside: 1 EA file with source code (.mq4) you can open and edit in MetaEditor. Old Kings are classic community tools shared as-is. Not tested by PolyMaria. Try it on a demo account first. Are you the author of this tool? Message us on Telegram (@abumarket_support) and we will credit you or take it down.
Expert advisor · MT4 · v1 · Free
About RAY Scalper V1 Edu (Only Lot)
RAY Scalper V1 Edu (Only Lot) is an expert advisor (trading robot) for MetaTrader 4 based on Stochastic, Moving Average and Bollinger Bands. It moves the stop loss behind price (trailing stop / break-even), can size trades from your balance and risk percent and is built for short scalping trades. It has 1 setting, such as Fixed lot size. MQL source code included.
Files in the download: RAY_Scalper_V1_edu (only lot).mq4.
Trading robots can lose money. Check every setting and test on a demo account before using real funds.
Settings
| Setting | Default | What it does |
|---|---|---|
| Fixed lot size | 0.1 |
How to install
- Download the ZIP from your PolyMaria library and unzip it.
- In MetaTrader 4 open File → Open Data Folder, then go to MQL4 → Experts.
- Copy the .mq4 file(s) there. Put any .mqh files in MQL4 → Include.
- Open the .mq4 file in MetaEditor and press Compile (F7) if MetaTrader does not show it.
- Drag the expert advisor from the Navigator onto a chart, check the settings, allow Algo/Auto Trading and press OK.
- Test it first on a demo account or in the Strategy Tester.
Tags: Scalping · Trailing Stop & Break-even · Risk & Lot Size · Stochastic · Moving Average · Bollinger Bands · MT4 Expert Advisor · MQL4 Source Code