- Voltage: 1.55V<br>- Fits for calculators、 watches、 games、 lighters、 clocks、 toys and many other electronic devices<br>- 10 pieces per pack、 will shipped in 2 packs of this item (total: 20pcs)<br><br><br />                                                                                                                                Dimensions: 0.39 in x 0.39 in x 0.16 in (1.0 cm x 1.0 cm x 0.4 cm)<br />Weight: 0.99 oz (28 g)<br /><br />