I can using trimmer nova company .It’s battery 500mhz .Trimmer have many more company but we can choose nova trimmers actualy nova trimmers have you parches easily .Nava trimmers is best of all middle class family .Nava trimmer can charge at night 4 to 5 hours trimmer charged full then ready we can easily use and trim chick hairs.Mostly nova trimmers starting MRP 150 rs.