Price might be crossing over the fast MA (yellow) and revert towards the slow MA (purple), the mean. For this trade, you can do a 1.5-to-1 reward to risk setup - 9% target profit, 6% stop loss.
Pair Trading (from Wiki): A pairs trade or pair trading is a market neutral trading strategy enabling traders to profit from virtually any market conditions: uptrend, downtrend, or sideways movement. This strategy is categorized as a statistical arbitrage and convergence trading strategy.