The rechargeable 3.7V 550mAh lithium battery is specifically designed for DS0201 Mini Oscilloscope. The rechargeable design is environmental friendly and long life use. This battery is perfect to replace your old / damaged one.<br /><br />- Rechargeable lithium battery for DS0201 mini oscilloscope<br>- Voltage: 3.7V、 550mAh<br>- Replace your old/damage battery with this new one<br><br><br />                                                                                                                                Dimensions: 1.65 in x 1.45 in x 0.12 in (4.2 cm x 3.7 cm x 0.3 cm)<br />Weight: 0.42 oz (12 g)<br /><br />