Mini Apex is an auxiliary product for root canal treatment, which helps dentists perform operations better by measuring the dynamic length from the instrument to the apical. Specifications: - Dimension: 52.6 x 34.2 x 14.5mm ±1mm. - Weight: 21 Gr. - Power supply: DC 3.7V/180 mAh lithium battery. - Adapter output: DC 5V, 2A. - Adapter intput: AC 100~240V, 50/60Hz. - Intput power: 10VA.