Combo - Optimus 3800 with RC 25000 PRO 200AH 4 BATTERY luminous Optimus 3800+ Capacity - 3500 VA , Maximum bulb load - 2800 W Technology - Sine Wave Technology No of battery supported - Three Battery (12V each) Display: State of the art LCD display which shows real time Inverter battery performance statistics Charging current: User settable charging current between (8A-21A) for optimized performance. Optimized performance: User settable Output voltage between (200V-240V) to optimize between Longer Backup time and Performance Fast battery charging: Low voltage battery charging begins from 95V and fast charging from 135V input supply voltage Mode selector: Eco and UPS mode availability Safety for your home: Complete safety for your home with protection features and alarms on short circuit, overload, Over temperature and low battery and safety for your equipment's as it supplies grid like power to the connected load Battery Supported: Supports all Battery types (Flat, Tubular and SMF) and all battery capacities (80Ah-220Ah) Warranty - 24 Months (For detailed terms and conditions of warranty please refer to the warranty card supplied along with the product”) For product installation and usage details refer to the product Manual downloadable by scanning the QR code on the front panel of inverter using any QR code scanner App. Dimension (in cm) -30 X 41.7 X 45.2 What's in box? - 1N Inverter, 1N Warranty card Net Weight (in kg) - 31.5 ± 3% RC 25000 PRO Highest selling LUMINOUS battery range in TALL tubular category. HADI HPLC plates : Worry free superior performance with least battery maintenance. Tower type TT container, ensuring more than 20% extra electrolyte, ensuring lesser topping up frequency & better thermal management. Provided with 6 nos. free float indicators for ease of battery maintenance. Thick tubular spines are of low antimony alloy and cast in HADI for superfine grain structure. Capacity: 200 Ah Warranty - 18 Months (Free of cost) + 18 Months (Pro-rata) In case battery develops any technical fault, contact customer care executive at or send e-mail at care@luminousindia.com or please refer. Dimensions (in cm) - 50.2 x 19.1 x 44 Net Weight (in kg) - 58± 5%kg