Output voltage: 1.2 V DC.4-slot battery charger with LCD display. Smart charging with clear progress display - Intelligent charger features an LCD that separately shows the charge progress. - The indicator stops blinking when the battery is fully charged for a clear, easy-to-read status. Maintains battery health with maintenance mode - LCD charger includes a maintenance/keep-alive charging mode to help maximize the capacity of the batteries over time. Safe, reliable charging with multi-protection - Advanced MCU control for precise charging management. - Overheating protection, overcurrent protection, and short-circuit protection. - Automatic recognition of non-rechargeable or defective batteries to prevent unsafe charging. 4-slot convenience for simultaneous charging - Four independent charging slots allow you to charge multiple 1.2 V rechargeable cells at once. 2-3 practical use scenarios - Home use: simultaneously recharge spare batteries for remotes, toys, and flashlights to keep devices ready. - Office or studio: maintain batteries for wireless peripherals, cameras, and small tools, ensuring they are always prepared. - Hobby or workshop: convenient overnight or multi-battery charging for projects that require frequently refreshed 1.2 V cells. Key benefits at a glance - Clear visibility: LCD shows charging progress for each slot. - Safe and reliable: protections against overheating, overcurrent, and short circuits, plus battery type recognition. - Battery longevity: maintenance mode helps preserve capacity during storage. - Flexible convenience: four slots enable efficient multi-battery charging.