CJP-Geek AC/DC Adapter For Ryobi Power Tools CSD4130GN CSD41 4V Li-Ion Cordless Screwdriver Drill Power Supply Cord Battery Charger Input: 100V-120V-240V AC 50/60Hz Worldwide Voltage Use Mains PSU - Walmart.com
Ryobi 4 Volt Lithium Screwdriver - Unboxing and Review - YouTube