Mobile magnetic mini-stirrer for mixing quantities up to 250 ml for battery and mains operation. • Durable, brushless motor • Continuously adjustable speed range • High magnetic adhesion • Portable operation with long operating time (8-12 h) • Short charging time (2-3 h) • Standard replaceable AA rechargeable batteries • Optional power mode: a) Mains-free with standard batteries b) With supplied mains adapter (without batteries) c) Combined mains/battery operation (with batteries fitted) Technical Data Number of stirring positions: 1 Stirring quantity max. per stirring position (H2O): 0.25 l Speed range: 500 - 1800 rpm Stirring bar length max.: 30 mm Set-up plate material: synthetic (PP) Set-up plate dimensions: Ø 80 mm Battery operation: yes Dimensions (W x H x D): 140 x 42 x 140 mm Weight: 0.747 kg Permissible ambient temperature: 5 - 40 °C Permissible relative humidity: 80 % Protection class according to DIN EN 60529: IP 20 Voltage: 100 - 240 V Frequency: 50/60 Hz DC Voltage: 9 V= Current consumption: 1000 mA