Alcatel Elle No3 Mobile Phone Battery 3.7V 550mAh Li-ion OTC825SL Simpower has a full range of Replacement Mobile Phone Batteries. See below which model this battery is compatible with. Related document: Information on replacement batteries. Simpower has a wide range of Mobile Phone Batteries and Battery Packs – search by type, or model, or filter by brand to find the one you are after. 40 Years Experience SIMPOWER is at the forefront of battery technology. With 40 years of expertise and experience in research contracts, design and developing of both new technology cells and specialist industrial battery applications. Own Manufacturing SIMPOWER has its own manufacturing plant with state of the art welding and manufacturing equipment servicing all parts of New Zealand from the southern to northern end of the country with a quick efficient service. They offer free technical advice* on battery selection and pack design and have extensive technical advice. SIMPOWER offers a unique facility and service of repacking battery packs for equipment which is no longer produced or perhaps difficult to source. * Advice is free for the first 60 minutes, or part thereof. All subsequent advise will be billed at the SIMPOWER hourly rate or an agreed amount, subject to subsequent sales. Exclusive SIMPOWER has extensive knowledge and expertise of cells and battery pack build and is an exclusive distributor in NZ for SAFT, a world leader and innovator in cell technologies, as well as an approved distributor for PANASONIC, SENTRY, EVE, ARTS Energy and a supplier of FDK, DURACELL, Sonnenschein among others.