High Quality USB 9V Li-ion Rechargeable Battery & Charger
Premium Li-ion technology ensures long-lasting power with 500+ recharge cycles. Built-in USB port for universal charging convenience—no extra adapter needed. Precision-engineered with overcharge protection and stable voltage output (9V±0.2V), ideal for multimeters, smoke detectors, and pro audio gear. Ultra-lightweight yet durable ABS+PC casing resists drops and heat. Compact design fits tight battery compartments effortlessly. Direct wholesale pricing—bulk orders get unbeatable discounts. Global shipping with certified safety standards (CE/RoHS). Stock up for labs, workshops, or resale.