Developed to maintain batteries in vehicles not in constant use and stored over lengthy periods of time.

Features: 

• Charges/maintains lead acid and lithium-ion batteries (see specification chart)
• Start voltage sensor detects dead batteries as low as 1 volt
• Force mode allows manual charging of extremely dead batteries (down to 0 volts)
• Built-in battery desulfation mode to recover worn-out batteries (Genius 5/Genius 10)
• Smart indicators quickly detect when the battery charger is connected in reverse polarity, connected to an incompatible battery, or if the battery is failing
• Detachable clamps for permanent charging cable installation
• Genius 2D has vehicle direct mount option (includes mounting bracket and strap)