Eco Volt is a pure sine wave UPS with features such as Intelligent Water Level Indication which helps consumer to track battery water level hassle-free, low harmonic distortion makes inverter practically noiseless. Pure sine wave output makes it highly efficient and saves electrically bills. 1100VA | 12V Model Eco Volt Neo 1100VA | 12V Eco Volt Neo • Pure sine wave technology • Rugged technology design for high performance and longer back-up time • Turbo mode increases voltage across the load and enables them to run faster • Auto holiday mode preserves battery charge and safeguards battery life • Supports wide range of batteries with 3-step charging current and 4-step battery type selection • Adaptive battery charging control technology (ABCC) ensures faster battery charging and enhances battery life up to 70%