Replacement battery for JexStream RG1100. Specifications: 3800mAh, 3.8V, Li-Polymer. Compatible with: JexStream RG1100, RG1100. Replaces: JexStream 941-925552-011, Franklin Wireless 941-925552-011. Franklin Wireless replacement battery designed for Wireless Router devices. Engineered for consistent power output across many charge cycles.