Dual-Slot 18650 Battery Charger with Smart Type-C USB & Locator Doorbell
Premium-grade ABS+PC fireproof casing with reinforced heat dissipation slots for extended durability. Independent charging channels with intelligent IC chip for precise 4.2V cutoff, preventing overcharge/overheating. Universal Type-C USB input (5V/2A) compatible with power banks, laptops, and adapters for on-the-go use. Unique magnetic locator doorbell design ensures secure battery placement—ideal for flashlights, vaping devices, and solar power banks. Compact anti-slip base with LED indicators for real-time charging status (red/green). Certified CE/FCC/ROHS for bulk orders—wholesale pricing available.