L/House 9V USBC Recharge Battery Li-Ion

Lighthouse 9V USB-C Rechargeable Li-Ion Battery — a 9-volt lithium-ion rechargeable battery from Lighthouse with a built-in USB-C charging port. Charges directly from any USB-C cable — no dedicated charger needed. Maintains a stable 9V output, making it ideal for smoke detectors, guitar pedals, multimeters, and other 9V-powered devices. Reusable hundreds of times to replace single-use 9V batteries.